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Finding the Fourth Proportional to 440,748.66, 660,735.24 and 174,695.92

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Solution

The fourth proportional to 440,748.66, 660,735.24 and 174,695.92 is: 261,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,748.66 : 660,735.24 = 174,695.92 : x
  2. Step 2: Convert to fraction form
    440,748.66/660,735.24 = 174,695.92/x
  3. Step 3: Cross multiply
    440,748.66x = 660,735.24 × 174,695.92
  4. Step 4: Simplify right side
    440,748.66x = 115,427,750,628.22
  5. Step 5: Solve for x
    x = 115,427,750,628.22/440,748.66
  6. Step 6: Final answer
    x = 261,890.19

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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.