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Finding the Fourth Proportional to 329,004.32, 493,211.10 and 118,495.04

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Solution

The fourth proportional to 329,004.32, 493,211.10 and 118,495.04 is: 177,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,004.32 : 493,211.10 = 118,495.04 : x
  2. Step 2: Convert to fraction form
    329,004.32/493,211.10 = 118,495.04/x
  3. Step 3: Cross multiply
    329,004.32x = 493,211.10 × 118,495.04
  4. Step 4: Simplify right side
    329,004.32x = 58,443,069,022.94
  5. Step 5: Solve for x
    x = 58,443,069,022.94/329,004.32
  6. Step 6: Final answer
    x = 177,636.18

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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.