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Finding the Fourth Proportional to 334,182.56, 501,339.42 and 147,194

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Solution

The fourth proportional to 334,182.56, 501,339.42 and 147,194 is: 220,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,182.56 : 501,339.42 = 147,194 : x
  2. Step 2: Convert to fraction form
    334,182.56/501,339.42 = 147,194/x
  3. Step 3: Cross multiply
    334,182.56x = 501,339.42 × 147,194
  4. Step 4: Simplify right side
    334,182.56x = 73,794,154,587.48
  5. Step 5: Solve for x
    x = 73,794,154,587.48/334,182.56
  6. Step 6: Final answer
    x = 220,819.89

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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.