Home / 558,051.28-836,924.80-153,147.52

Finding the Fourth Proportional to 558,051.28, 836,924.80 and 153,147.52

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Solution

The fourth proportional to 558,051.28, 836,924.80 and 153,147.52 is: 229,679.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,051.28 : 836,924.80 = 153,147.52 : x
  2. Step 2: Convert to fraction form
    558,051.28/836,924.80 = 153,147.52/x
  3. Step 3: Cross multiply
    558,051.28x = 836,924.80 × 153,147.52
  4. Step 4: Simplify right side
    558,051.28x = 128,172,957,546.50
  5. Step 5: Solve for x
    x = 128,172,957,546.50/558,051.28
  6. Step 6: Final answer
    x = 229,679.53

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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.