Home / 609,746.18-914,249.88-272,724.03

Finding the Fourth Proportional to 609,746.18, 914,249.88 and 272,724.03

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Solution

The fourth proportional to 609,746.18, 914,249.88 and 272,724.03 is: 408,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,746.18 : 914,249.88 = 272,724.03 : x
  2. Step 2: Convert to fraction form
    609,746.18/914,249.88 = 272,724.03/x
  3. Step 3: Cross multiply
    609,746.18x = 914,249.88 × 272,724.03
  4. Step 4: Simplify right side
    609,746.18x = 249,337,911,700.62
  5. Step 5: Solve for x
    x = 249,337,911,700.62/609,746.18
  6. Step 6: Final answer
    x = 408,920.83

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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.