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Finding the Fourth Proportional to 283,276.49, 424,914.77 and 93,685.97

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Solution

The fourth proportional to 283,276.49, 424,914.77 and 93,685.97 is: 140,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,276.49 : 424,914.77 = 93,685.97 : x
  2. Step 2: Convert to fraction form
    283,276.49/424,914.77 = 93,685.97/x
  3. Step 3: Cross multiply
    283,276.49x = 424,914.77 × 93,685.97
  4. Step 4: Simplify right side
    283,276.49x = 39,808,553,691.28
  5. Step 5: Solve for x
    x = 39,808,553,691.28/283,276.49
  6. Step 6: Final answer
    x = 140,528.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.