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Finding the Fourth Proportional to 499,587.80, 749,627.70 and 233,309.66

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Solution

The fourth proportional to 499,587.80, 749,627.70 and 233,309.66 is: 350,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,587.80 : 749,627.70 = 233,309.66 : x
  2. Step 2: Convert to fraction form
    499,587.80/749,627.70 = 233,309.66/x
  3. Step 3: Cross multiply
    499,587.80x = 749,627.70 × 233,309.66
  4. Step 4: Simplify right side
    499,587.80x = 174,895,383,813.58
  5. Step 5: Solve for x
    x = 174,895,383,813.58/499,587.80
  6. Step 6: Final answer
    x = 350,079.37

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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.