Home / 623,046.20-935,006.70-268,314.80

Finding the Fourth Proportional to 623,046.20, 935,006.70 and 268,314.80

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Solution

The fourth proportional to 623,046.20, 935,006.70 and 268,314.80 is: 402,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,046.20 : 935,006.70 = 268,314.80 : x
  2. Step 2: Convert to fraction form
    623,046.20/935,006.70 = 268,314.80/x
  3. Step 3: Cross multiply
    623,046.20x = 935,006.70 × 268,314.80
  4. Step 4: Simplify right side
    623,046.20x = 250,876,135,709.16
  5. Step 5: Solve for x
    x = 250,876,135,709.16/623,046.20
  6. Step 6: Final answer
    x = 402,660.57

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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.