Home / 408,325.06-563,489.10-227,035.03

Finding the Fourth Proportional to 408,325.06, 563,489.10 and 227,035.03

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Solution

The fourth proportional to 408,325.06, 563,489.10 and 227,035.03 is: 313,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,325.06 : 563,489.10 = 227,035.03 : x
  2. Step 2: Convert to fraction form
    408,325.06/563,489.10 = 227,035.03/x
  3. Step 3: Cross multiply
    408,325.06x = 563,489.10 × 227,035.03
  4. Step 4: Simplify right side
    408,325.06x = 127,931,764,723.17
  5. Step 5: Solve for x
    x = 127,931,764,723.17/408,325.06
  6. Step 6: Final answer
    x = 313,308.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.