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Finding the Fourth Proportional to 531,471.07, 796,785.60 and 265,094.47

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Solution

The fourth proportional to 531,471.07, 796,785.60 and 265,094.47 is: 397,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,471.07 : 796,785.60 = 265,094.47 : x
  2. Step 2: Convert to fraction form
    531,471.07/796,785.60 = 265,094.47/x
  3. Step 3: Cross multiply
    531,471.07x = 796,785.60 × 265,094.47
  4. Step 4: Simplify right side
    531,471.07x = 211,223,452,351.70
  5. Step 5: Solve for x
    x = 211,223,452,351.70/531,471.07
  6. Step 6: Final answer
    x = 397,431.71

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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.