Home / 957,680.10-1,436,520.15-424,635.30

Finding the Fourth Proportional to 957,680.10, 1,436,520.15 and 424,635.30

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Solution

The fourth proportional to 957,680.10, 1,436,520.15 and 424,635.30 is: 636,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,680.10 : 1,436,520.15 = 424,635.30 : x
  2. Step 2: Convert to fraction form
    957,680.10/1,436,520.15 = 424,635.30/x
  3. Step 3: Cross multiply
    957,680.10x = 1,436,520.15 × 424,635.30
  4. Step 4: Simplify right side
    957,680.10x = 609,997,164,851.30
  5. Step 5: Solve for x
    x = 609,997,164,851.30/957,680.10
  6. Step 6: Final answer
    x = 636,952.95

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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.