Home / 952,355.61-1,428,517.67-383,722.83

Finding the Fourth Proportional to 952,355.61, 1,428,517.67 and 383,722.83

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Solution

The fourth proportional to 952,355.61, 1,428,517.67 and 383,722.83 is: 575,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,355.61 : 1,428,517.67 = 383,722.83 : x
  2. Step 2: Convert to fraction form
    952,355.61/1,428,517.67 = 383,722.83/x
  3. Step 3: Cross multiply
    952,355.61x = 1,428,517.67 × 383,722.83
  4. Step 4: Simplify right side
    952,355.61x = 548,154,841,118.79
  5. Step 5: Solve for x
    x = 548,154,841,118.79/952,355.61
  6. Step 6: Final answer
    x = 575,577.90

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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.