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Finding the Fourth Proportional to 284,737.77, 392,452.92 and 260,605.08

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Solution

The fourth proportional to 284,737.77, 392,452.92 and 260,605.08 is: 359,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,737.77 : 392,452.92 = 260,605.08 : x
  2. Step 2: Convert to fraction form
    284,737.77/392,452.92 = 260,605.08/x
  3. Step 3: Cross multiply
    284,737.77x = 392,452.92 × 260,605.08
  4. Step 4: Simplify right side
    284,737.77x = 102,275,224,612.83
  5. Step 5: Solve for x
    x = 102,275,224,612.83/284,737.77
  6. Step 6: Final answer
    x = 359,190.93

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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.