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Finding the Fourth Proportional to 332,041.62, 497,889.50 and 118,727.31

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Solution

The fourth proportional to 332,041.62, 497,889.50 and 118,727.31 is: 178,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,041.62 : 497,889.50 = 118,727.31 : x
  2. Step 2: Convert to fraction form
    332,041.62/497,889.50 = 118,727.31/x
  3. Step 3: Cross multiply
    332,041.62x = 497,889.50 × 118,727.31
  4. Step 4: Simplify right side
    332,041.62x = 59,113,080,418.61
  5. Step 5: Solve for x
    x = 59,113,080,418.61/332,041.62
  6. Step 6: Final answer
    x = 178,029.13

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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.