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Finding the Fourth Proportional to 329,055.39, 493,842.74 and 169,124.94

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Solution

The fourth proportional to 329,055.39, 493,842.74 and 169,124.94 is: 253,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,055.39 : 493,842.74 = 169,124.94 : x
  2. Step 2: Convert to fraction form
    329,055.39/493,842.74 = 169,124.94/x
  3. Step 3: Cross multiply
    329,055.39x = 493,842.74 × 169,124.94
  4. Step 4: Simplify right side
    329,055.39x = 83,521,122,926.31
  5. Step 5: Solve for x
    x = 83,521,122,926.31/329,055.39
  6. Step 6: Final answer
    x = 253,820.86

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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.