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Finding the Fourth Proportional to 424,490.92, 585,785.04 and 233,504.20

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Solution

The fourth proportional to 424,490.92, 585,785.04 and 233,504.20 is: 322,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,490.92 : 585,785.04 = 233,504.20 : x
  2. Step 2: Convert to fraction form
    424,490.92/585,785.04 = 233,504.20/x
  3. Step 3: Cross multiply
    424,490.92x = 585,785.04 × 233,504.20
  4. Step 4: Simplify right side
    424,490.92x = 136,783,267,137.17
  5. Step 5: Solve for x
    x = 136,783,267,137.17/424,490.92
  6. Step 6: Final answer
    x = 322,228.96

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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.