Home / 279,577.10-418,545.52-250,719.64

Finding the Fourth Proportional to 279,577.10, 418,545.52 and 250,719.64

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Solution

The fourth proportional to 279,577.10, 418,545.52 and 250,719.64 is: 375,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,577.10 : 418,545.52 = 250,719.64 : x
  2. Step 2: Convert to fraction form
    279,577.10/418,545.52 = 250,719.64/x
  3. Step 3: Cross multiply
    279,577.10x = 418,545.52 × 250,719.64
  4. Step 4: Simplify right side
    279,577.10x = 104,937,582,098.01
  5. Step 5: Solve for x
    x = 104,937,582,098.01/279,577.10
  6. Step 6: Final answer
    x = 375,343.98

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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.