Home / 558,665.44-770,895.49-329,207.83

Finding the Fourth Proportional to 558,665.44, 770,895.49 and 329,207.83

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Solution

The fourth proportional to 558,665.44, 770,895.49 and 329,207.83 is: 454,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,665.44 : 770,895.49 = 329,207.83 : x
  2. Step 2: Convert to fraction form
    558,665.44/770,895.49 = 329,207.83/x
  3. Step 3: Cross multiply
    558,665.44x = 770,895.49 × 329,207.83
  4. Step 4: Simplify right side
    558,665.44x = 253,784,831,419.69
  5. Step 5: Solve for x
    x = 253,784,831,419.69/558,665.44
  6. Step 6: Final answer
    x = 454,269.79

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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.