Home / 601,377.76-829,921.96-329,445.56

Finding the Fourth Proportional to 601,377.76, 829,921.96 and 329,445.56

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Solution

The fourth proportional to 601,377.76, 829,921.96 and 329,445.56 is: 454,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,377.76 : 829,921.96 = 329,445.56 : x
  2. Step 2: Convert to fraction form
    601,377.76/829,921.96 = 329,445.56/x
  3. Step 3: Cross multiply
    601,377.76x = 829,921.96 × 329,445.56
  4. Step 4: Simplify right side
    601,377.76x = 273,414,104,868.50
  5. Step 5: Solve for x
    x = 273,414,104,868.50/601,377.76
  6. Step 6: Final answer
    x = 454,646.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.