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Finding the Fourth Proportional to 653,609.61, 980,572.03 and 227,083.37

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Solution

The fourth proportional to 653,609.61, 980,572.03 and 227,083.37 is: 340,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,609.61 : 980,572.03 = 227,083.37 : x
  2. Step 2: Convert to fraction form
    653,609.61/980,572.03 = 227,083.37/x
  3. Step 3: Cross multiply
    653,609.61x = 980,572.03 × 227,083.37
  4. Step 4: Simplify right side
    653,609.61x = 222,671,595,629.57
  5. Step 5: Solve for x
    x = 222,671,595,629.57/653,609.61
  6. Step 6: Final answer
    x = 340,679.81

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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.