Home / 715,757.30-1,073,607.90-242,442.64

Finding the Fourth Proportional to 715,757.30, 1,073,607.90 and 242,442.64

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Solution

The fourth proportional to 715,757.30, 1,073,607.90 and 242,442.64 is: 363,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,757.30 : 1,073,607.90 = 242,442.64 : x
  2. Step 2: Convert to fraction form
    715,757.30/1,073,607.90 = 242,442.64/x
  3. Step 3: Cross multiply
    715,757.30x = 1,073,607.90 × 242,442.64
  4. Step 4: Simplify right side
    715,757.30x = 260,288,334,033.71
  5. Step 5: Solve for x
    x = 260,288,334,033.71/715,757.30
  6. Step 6: Final answer
    x = 363,654.46

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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.