Home / 558,820.52-838,396.28-322,332.92

Finding the Fourth Proportional to 558,820.52, 838,396.28 and 322,332.92

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Solution

The fourth proportional to 558,820.52, 838,396.28 and 322,332.92 is: 483,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,820.52 : 838,396.28 = 322,332.92 : x
  2. Step 2: Convert to fraction form
    558,820.52/838,396.28 = 322,332.92/x
  3. Step 3: Cross multiply
    558,820.52x = 838,396.28 × 322,332.92
  4. Step 4: Simplify right side
    558,820.52x = 270,242,721,049.54
  5. Step 5: Solve for x
    x = 270,242,721,049.54/558,820.52
  6. Step 6: Final answer
    x = 483,594.84

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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.