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Finding the Fourth Proportional to 329,275.04, 493,619.24 and 118,866.16

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Solution

The fourth proportional to 329,275.04, 493,619.24 and 118,866.16 is: 178,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,275.04 : 493,619.24 = 118,866.16 : x
  2. Step 2: Convert to fraction form
    329,275.04/493,619.24 = 118,866.16/x
  3. Step 3: Cross multiply
    329,275.04x = 493,619.24 × 118,866.16
  4. Step 4: Simplify right side
    329,275.04x = 58,674,623,560.92
  5. Step 5: Solve for x
    x = 58,674,623,560.92/329,275.04
  6. Step 6: Final answer
    x = 178,193.35

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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.