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Finding the Fourth Proportional to 329,472.36, 494,030.92 and 177,750.76

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Solution

The fourth proportional to 329,472.36, 494,030.92 and 177,750.76 is: 266,530.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,472.36 : 494,030.92 = 177,750.76 : x
  2. Step 2: Convert to fraction form
    329,472.36/494,030.92 = 177,750.76/x
  3. Step 3: Cross multiply
    329,472.36x = 494,030.92 × 177,750.76
  4. Step 4: Simplify right side
    329,472.36x = 87,814,371,493.50
  5. Step 5: Solve for x
    x = 87,814,371,493.50/329,472.36
  6. Step 6: Final answer
    x = 266,530.31

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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.