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Finding the Fourth Proportional to 533,381.92, 735,720.24 and 342,092.32

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Solution

The fourth proportional to 533,381.92, 735,720.24 and 342,092.32 is: 471,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,381.92 : 735,720.24 = 342,092.32 : x
  2. Step 2: Convert to fraction form
    533,381.92/735,720.24 = 342,092.32/x
  3. Step 3: Cross multiply
    533,381.92x = 735,720.24 × 342,092.32
  4. Step 4: Simplify right side
    533,381.92x = 251,684,243,772.56
  5. Step 5: Solve for x
    x = 251,684,243,772.56/533,381.92
  6. Step 6: Final answer
    x = 471,864.97

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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.