Home / 584,138.15-806,110.21-329,489.34

Finding the Fourth Proportional to 584,138.15, 806,110.21 and 329,489.34

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Solution

The fourth proportional to 584,138.15, 806,110.21 and 329,489.34 is: 454,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,138.15 : 806,110.21 = 329,489.34 : x
  2. Step 2: Convert to fraction form
    584,138.15/806,110.21 = 329,489.34/x
  3. Step 3: Cross multiply
    584,138.15x = 806,110.21 × 329,489.34
  4. Step 4: Simplify right side
    584,138.15x = 265,604,721,060.16
  5. Step 5: Solve for x
    x = 265,604,721,060.16/584,138.15
  6. Step 6: Final answer
    x = 454,695.04

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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.