Home / 715,976.96-1,073,294.40-242,330.88

Finding the Fourth Proportional to 715,976.96, 1,073,294.40 and 242,330.88

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Solution

The fourth proportional to 715,976.96, 1,073,294.40 and 242,330.88 is: 363,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,976.96 : 1,073,294.40 = 242,330.88 : x
  2. Step 2: Convert to fraction form
    715,976.96/1,073,294.40 = 242,330.88/x
  3. Step 3: Cross multiply
    715,976.96x = 1,073,294.40 × 242,330.88
  4. Step 4: Simplify right side
    715,976.96x = 260,092,376,451.07
  5. Step 5: Solve for x
    x = 260,092,376,451.07/715,976.96
  6. Step 6: Final answer
    x = 363,269.20

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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.