Home / 715,757.80-1,073,608.65-242,443.14

Finding the Fourth Proportional to 715,757.80, 1,073,608.65 and 242,443.14

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Solution

The fourth proportional to 715,757.80, 1,073,608.65 and 242,443.14 is: 363,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,757.80 : 1,073,608.65 = 242,443.14 : x
  2. Step 2: Convert to fraction form
    715,757.80/1,073,608.65 = 242,443.14/x
  3. Step 3: Cross multiply
    715,757.80x = 1,073,608.65 × 242,443.14
  4. Step 4: Simplify right side
    715,757.80x = 260,289,051,024.95
  5. Step 5: Solve for x
    x = 260,289,051,024.95/715,757.80
  6. Step 6: Final answer
    x = 363,655.21

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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.