Home / 653,780.22-980,828.43-227,254.47

Finding the Fourth Proportional to 653,780.22, 980,828.43 and 227,254.47

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Solution

The fourth proportional to 653,780.22, 980,828.43 and 227,254.47 is: 340,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,780.22 : 980,828.43 = 227,254.47 : x
  2. Step 2: Convert to fraction form
    653,780.22/980,828.43 = 227,254.47/x
  3. Step 3: Cross multiply
    653,780.22x = 980,828.43 × 227,254.47
  4. Step 4: Simplify right side
    653,780.22x = 222,897,640,490.27
  5. Step 5: Solve for x
    x = 222,897,640,490.27/653,780.22
  6. Step 6: Final answer
    x = 340,936.66

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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.