Home / 557,386.20-836,079.30-158,030.43

Finding the Fourth Proportional to 557,386.20, 836,079.30 and 158,030.43

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Solution

The fourth proportional to 557,386.20, 836,079.30 and 158,030.43 is: 237,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,386.20 : 836,079.30 = 158,030.43 : x
  2. Step 2: Convert to fraction form
    557,386.20/836,079.30 = 158,030.43/x
  3. Step 3: Cross multiply
    557,386.20x = 836,079.30 × 158,030.43
  4. Step 4: Simplify right side
    557,386.20x = 132,125,971,293.10
  5. Step 5: Solve for x
    x = 132,125,971,293.10/557,386.20
  6. Step 6: Final answer
    x = 237,045.65

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Similar ratio
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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.