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Finding the Fourth Proportional to 546,657.69, 819,884.03 and 440,660.66

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Solution

The fourth proportional to 546,657.69, 819,884.03 and 440,660.66 is: 660,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,657.69 : 819,884.03 = 440,660.66 : x
  2. Step 2: Convert to fraction form
    546,657.69/819,884.03 = 440,660.66/x
  3. Step 3: Cross multiply
    546,657.69x = 819,884.03 × 440,660.66
  4. Step 4: Simplify right side
    546,657.69x = 361,290,631,480.54
  5. Step 5: Solve for x
    x = 361,290,631,480.54/546,657.69
  6. Step 6: Final answer
    x = 660,908.34

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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.