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Finding the Fourth Proportional to 506,894.54, 759,502.17 and 356,399.55

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Solution

The fourth proportional to 506,894.54, 759,502.17 and 356,399.55 is: 534,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,894.54 : 759,502.17 = 356,399.55 : x
  2. Step 2: Convert to fraction form
    506,894.54/759,502.17 = 356,399.55/x
  3. Step 3: Cross multiply
    506,894.54x = 759,502.17 × 356,399.55
  4. Step 4: Simplify right side
    506,894.54x = 270,686,231,612.02
  5. Step 5: Solve for x
    x = 270,686,231,612.02/506,894.54
  6. Step 6: Final answer
    x = 534,008.98

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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.