Home / 999,536.76-1,498,892.45-383,947.70

Finding the Fourth Proportional to 999,536.76, 1,498,892.45 and 383,947.70

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Solution

The fourth proportional to 999,536.76, 1,498,892.45 and 383,947.70 is: 575,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,536.76 : 1,498,892.45 = 383,947.70 : x
  2. Step 2: Convert to fraction form
    999,536.76/1,498,892.45 = 383,947.70/x
  3. Step 3: Cross multiply
    999,536.76x = 1,498,892.45 × 383,947.70
  4. Step 4: Simplify right side
    999,536.76x = 575,496,299,310.66
  5. Step 5: Solve for x
    x = 575,496,299,310.66/999,536.76
  6. Step 6: Final answer
    x = 575,763.02

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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.