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Finding the Fourth Proportional to 364,734.77, 546,728.00 and 140,034.69

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Solution

The fourth proportional to 364,734.77, 546,728.00 and 140,034.69 is: 209,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,734.77 : 546,728.00 = 140,034.69 : x
  2. Step 2: Convert to fraction form
    364,734.77/546,728.00 = 140,034.69/x
  3. Step 3: Cross multiply
    364,734.77x = 546,728.00 × 140,034.69
  4. Step 4: Simplify right side
    364,734.77x = 76,560,885,294.15
  5. Step 5: Solve for x
    x = 76,560,885,294.15/364,734.77
  6. Step 6: Final answer
    x = 209,908.38

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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.