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Finding the Fourth Proportional to 652,073.92, 900,022.08 and 397,565.44

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Solution

The fourth proportional to 652,073.92, 900,022.08 and 397,565.44 is: 548,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,073.92 : 900,022.08 = 397,565.44 : x
  2. Step 2: Convert to fraction form
    652,073.92/900,022.08 = 397,565.44/x
  3. Step 3: Cross multiply
    652,073.92x = 900,022.08 × 397,565.44
  4. Step 4: Simplify right side
    652,073.92x = 357,817,674,244.92
  5. Step 5: Solve for x
    x = 357,817,674,244.92/652,073.92
  6. Step 6: Final answer
    x = 548,737.90

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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.