Home / 418,717.46-627,575.83-152,165.90

Finding the Fourth Proportional to 418,717.46, 627,575.83 and 152,165.90

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Solution

The fourth proportional to 418,717.46, 627,575.83 and 152,165.90 is: 228,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,717.46 : 627,575.83 = 152,165.90 : x
  2. Step 2: Convert to fraction form
    418,717.46/627,575.83 = 152,165.90/x
  3. Step 3: Cross multiply
    418,717.46x = 627,575.83 × 152,165.90
  4. Step 4: Simplify right side
    418,717.46x = 95,495,640,990.20
  5. Step 5: Solve for x
    x = 95,495,640,990.20/418,717.46
  6. Step 6: Final answer
    x = 228,067.01

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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.