Home / 558,146.37-836,166.03-329,760.53

Finding the Fourth Proportional to 558,146.37, 836,166.03 and 329,760.53

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Solution

The fourth proportional to 558,146.37, 836,166.03 and 329,760.53 is: 494,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,146.37 : 836,166.03 = 329,760.53 : x
  2. Step 2: Convert to fraction form
    558,146.37/836,166.03 = 329,760.53/x
  3. Step 3: Cross multiply
    558,146.37x = 836,166.03 × 329,760.53
  4. Step 4: Simplify right side
    558,146.37x = 275,734,549,039.97
  5. Step 5: Solve for x
    x = 275,734,549,039.97/558,146.37
  6. Step 6: Final answer
    x = 494,018.35

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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.