Home / 372,202.20-558,449.10-147,524.40

Finding the Fourth Proportional to 372,202.20, 558,449.10 and 147,524.40

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Solution

The fourth proportional to 372,202.20, 558,449.10 and 147,524.40 is: 221,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,202.20 : 558,449.10 = 147,524.40 : x
  2. Step 2: Convert to fraction form
    372,202.20/558,449.10 = 147,524.40/x
  3. Step 3: Cross multiply
    372,202.20x = 558,449.10 × 147,524.40
  4. Step 4: Simplify right side
    372,202.20x = 82,384,868,408.04
  5. Step 5: Solve for x
    x = 82,384,868,408.04/372,202.20
  6. Step 6: Final answer
    x = 221,344.39

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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.