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Finding the Fourth Proportional to 348,157.76, 480,496.32 and 204,953.12

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Solution

The fourth proportional to 348,157.76, 480,496.32 and 204,953.12 is: 282,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,157.76 : 480,496.32 = 204,953.12 : x
  2. Step 2: Convert to fraction form
    348,157.76/480,496.32 = 204,953.12/x
  3. Step 3: Cross multiply
    348,157.76x = 480,496.32 × 204,953.12
  4. Step 4: Simplify right side
    348,157.76x = 98,479,219,932.52
  5. Step 5: Solve for x
    x = 98,479,219,932.52/348,157.76
  6. Step 6: Final answer
    x = 282,858.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.