Home / 558,434.06-837,640.28-159,077.42

Finding the Fourth Proportional to 558,434.06, 837,640.28 and 159,077.42

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Solution

The fourth proportional to 558,434.06, 837,640.28 and 159,077.42 is: 238,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,434.06 : 837,640.28 = 159,077.42 : x
  2. Step 2: Convert to fraction form
    558,434.06/837,640.28 = 159,077.42/x
  3. Step 3: Cross multiply
    558,434.06x = 837,640.28 × 159,077.42
  4. Step 4: Simplify right side
    558,434.06x = 133,249,654,630.48
  5. Step 5: Solve for x
    x = 133,249,654,630.48/558,434.06
  6. Step 6: Final answer
    x = 238,613.05

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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.