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Finding the Fourth Proportional to 531,471.69, 796,786.54 and 265,095.09

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Solution

The fourth proportional to 531,471.69, 796,786.54 and 265,095.09 is: 397,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,471.69 : 796,786.54 = 265,095.09 : x
  2. Step 2: Convert to fraction form
    531,471.69/796,786.54 = 265,095.09/x
  3. Step 3: Cross multiply
    531,471.69x = 796,786.54 × 265,095.09
  4. Step 4: Simplify right side
    531,471.69x = 211,224,198,869.35
  5. Step 5: Solve for x
    x = 211,224,198,869.35/531,471.69
  6. Step 6: Final answer
    x = 397,432.64

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.