Home / 715,432.20-1,073,148.30-182,994.90

Finding the Fourth Proportional to 715,432.20, 1,073,148.30 and 182,994.90

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Solution

The fourth proportional to 715,432.20, 1,073,148.30 and 182,994.90 is: 274,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,432.20 : 1,073,148.30 = 182,994.90 : x
  2. Step 2: Convert to fraction form
    715,432.20/1,073,148.30 = 182,994.90/x
  3. Step 3: Cross multiply
    715,432.20x = 1,073,148.30 × 182,994.90
  4. Step 4: Simplify right side
    715,432.20x = 196,380,665,843.67
  5. Step 5: Solve for x
    x = 196,380,665,843.67/715,432.20
  6. Step 6: Final answer
    x = 274,492.35

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Double scale
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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.