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Finding the Fourth Proportional to 653,610.16, 980,572.86 and 227,083.91

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Solution

The fourth proportional to 653,610.16, 980,572.86 and 227,083.91 is: 340,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,610.16 : 980,572.86 = 227,083.91 : x
  2. Step 2: Convert to fraction form
    653,610.16/980,572.86 = 227,083.91/x
  3. Step 3: Cross multiply
    653,610.16x = 980,572.86 × 227,083.91
  4. Step 4: Simplify right side
    653,610.16x = 222,672,319,088.68
  5. Step 5: Solve for x
    x = 222,672,319,088.68/653,610.16
  6. Step 6: Final answer
    x = 340,680.63

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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.