Home / 454,402.10-681,603.15-230,453.30

Finding the Fourth Proportional to 454,402.10, 681,603.15 and 230,453.30

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Solution

The fourth proportional to 454,402.10, 681,603.15 and 230,453.30 is: 345,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,402.10 : 681,603.15 = 230,453.30 : x
  2. Step 2: Convert to fraction form
    454,402.10/681,603.15 = 230,453.30/x
  3. Step 3: Cross multiply
    454,402.10x = 681,603.15 × 230,453.30
  4. Step 4: Simplify right side
    454,402.10x = 157,077,695,207.90
  5. Step 5: Solve for x
    x = 157,077,695,207.90/454,402.10
  6. Step 6: Final answer
    x = 345,679.95

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Similar ratio
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1.5x scale

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.