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Finding the Fourth Proportional to 356,308.92, 534,522.24 and 169,257.24

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Solution

The fourth proportional to 356,308.92, 534,522.24 and 169,257.24 is: 253,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,308.92 : 534,522.24 = 169,257.24 : x
  2. Step 2: Convert to fraction form
    356,308.92/534,522.24 = 169,257.24/x
  3. Step 3: Cross multiply
    356,308.92x = 534,522.24 × 169,257.24
  4. Step 4: Simplify right side
    356,308.92x = 90,471,759,061.02
  5. Step 5: Solve for x
    x = 90,471,759,061.02/356,308.92
  6. Step 6: Final answer
    x = 253,913.82

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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.