Home / 866,034.78-1,298,680.60-297,473.10

Finding the Fourth Proportional to 866,034.78, 1,298,680.60 and 297,473.10

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Solution

The fourth proportional to 866,034.78, 1,298,680.60 and 297,473.10 is: 446,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,034.78 : 1,298,680.60 = 297,473.10 : x
  2. Step 2: Convert to fraction form
    866,034.78/1,298,680.60 = 297,473.10/x
  3. Step 3: Cross multiply
    866,034.78x = 1,298,680.60 × 297,473.10
  4. Step 4: Simplify right side
    866,034.78x = 386,322,543,991.86
  5. Step 5: Solve for x
    x = 386,322,543,991.86/866,034.78
  6. Step 6: Final answer
    x = 446,082.02

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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.