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Finding the Fourth Proportional to 440,793.70, 660,802.94 and 174,741.10

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Solution

The fourth proportional to 440,793.70, 660,802.94 and 174,741.10 is: 261,957.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,793.70 : 660,802.94 = 174,741.10 : x
  2. Step 2: Convert to fraction form
    440,793.70/660,802.94 = 174,741.10/x
  3. Step 3: Cross multiply
    440,793.70x = 660,802.94 × 174,741.10
  4. Step 4: Simplify right side
    440,793.70x = 115,469,432,618.83
  5. Step 5: Solve for x
    x = 115,469,432,618.83/440,793.70
  6. Step 6: Final answer
    x = 261,957.99

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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.