Home / 453,587.44-680,184.48-137,971.52

Finding the Fourth Proportional to 453,587.44, 680,184.48 and 137,971.52

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Solution

The fourth proportional to 453,587.44, 680,184.48 and 137,971.52 is: 206,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,587.44 : 680,184.48 = 137,971.52 : x
  2. Step 2: Convert to fraction form
    453,587.44/680,184.48 = 137,971.52/x
  3. Step 3: Cross multiply
    453,587.44x = 680,184.48 × 137,971.52
  4. Step 4: Simplify right side
    453,587.44x = 93,846,086,586.01
  5. Step 5: Solve for x
    x = 93,846,086,586.01/453,587.44
  6. Step 6: Final answer
    x = 206,897.45

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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.