Home / 464,000.28-695,974.80-127,016.52

Finding the Fourth Proportional to 464,000.28, 695,974.80 and 127,016.52

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Solution

The fourth proportional to 464,000.28, 695,974.80 and 127,016.52 is: 190,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,000.28 : 695,974.80 = 127,016.52 : x
  2. Step 2: Convert to fraction form
    464,000.28/695,974.80 = 127,016.52/x
  3. Step 3: Cross multiply
    464,000.28x = 695,974.80 × 127,016.52
  4. Step 4: Simplify right side
    464,000.28x = 88,400,297,103.70
  5. Step 5: Solve for x
    x = 88,400,297,103.70/464,000.28
  6. Step 6: Final answer
    x = 190,517.77

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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.