Home / 715,944.72-1,073,246.40-242,298.48

Finding the Fourth Proportional to 715,944.72, 1,073,246.40 and 242,298.48

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Solution

The fourth proportional to 715,944.72, 1,073,246.40 and 242,298.48 is: 363,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,944.72 : 1,073,246.40 = 242,298.48 : x
  2. Step 2: Convert to fraction form
    715,944.72/1,073,246.40 = 242,298.48/x
  3. Step 3: Cross multiply
    715,944.72x = 1,073,246.40 × 242,298.48
  4. Step 4: Simplify right side
    715,944.72x = 260,045,971,385.47
  5. Step 5: Solve for x
    x = 260,045,971,385.47/715,944.72
  6. Step 6: Final answer
    x = 363,220.74

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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.