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Finding the Fourth Proportional to 424,865.59, 586,314.43 and 233,878.93

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Solution

The fourth proportional to 424,865.59, 586,314.43 and 233,878.93 is: 322,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,865.59 : 586,314.43 = 233,878.93 : x
  2. Step 2: Convert to fraction form
    424,865.59/586,314.43 = 233,878.93/x
  3. Step 3: Cross multiply
    424,865.59x = 586,314.43 × 233,878.93
  4. Step 4: Simplify right side
    424,865.59x = 137,126,591,531.96
  5. Step 5: Solve for x
    x = 137,126,591,531.96/424,865.59
  6. Step 6: Final answer
    x = 322,752.88

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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.