Home / 822,648.92-1,234,000.69-282,899.90

Finding the Fourth Proportional to 822,648.92, 1,234,000.69 and 282,899.90

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Solution

The fourth proportional to 822,648.92, 1,234,000.69 and 282,899.90 is: 424,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,648.92 : 1,234,000.69 = 282,899.90 : x
  2. Step 2: Convert to fraction form
    822,648.92/1,234,000.69 = 282,899.90/x
  3. Step 3: Cross multiply
    822,648.92x = 1,234,000.69 × 282,899.90
  4. Step 4: Simplify right side
    822,648.92x = 349,098,667,237.43
  5. Step 5: Solve for x
    x = 349,098,667,237.43/822,648.92
  6. Step 6: Final answer
    x = 424,359.24

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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.