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Finding the Fourth Proportional to 424,704.90, 586,092.85 and 233,718.29

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Solution

The fourth proportional to 424,704.90, 586,092.85 and 233,718.29 is: 322,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,704.90 : 586,092.85 = 233,718.29 : x
  2. Step 2: Convert to fraction form
    424,704.90/586,092.85 = 233,718.29/x
  3. Step 3: Cross multiply
    424,704.90x = 586,092.85 × 233,718.29
  4. Step 4: Simplify right side
    424,704.90x = 136,980,618,683.23
  5. Step 5: Solve for x
    x = 136,980,618,683.23/424,704.90
  6. Step 6: Final answer
    x = 322,531.29

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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.