Home / 691,652.82-1,037,569.95-270,874.02

Finding the Fourth Proportional to 691,652.82, 1,037,569.95 and 270,874.02

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Solution

The fourth proportional to 691,652.82, 1,037,569.95 and 270,874.02 is: 406,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,652.82 : 1,037,569.95 = 270,874.02 : x
  2. Step 2: Convert to fraction form
    691,652.82/1,037,569.95 = 270,874.02/x
  3. Step 3: Cross multiply
    691,652.82x = 1,037,569.95 × 270,874.02
  4. Step 4: Simplify right side
    691,652.82x = 281,050,743,387.70
  5. Step 5: Solve for x
    x = 281,050,743,387.70/691,652.82
  6. Step 6: Final answer
    x = 406,346.56

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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.