Home / 453,726.08-680,743.04-200,972.60

Finding the Fourth Proportional to 453,726.08, 680,743.04 and 200,972.60

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Solution

The fourth proportional to 453,726.08, 680,743.04 and 200,972.60 is: 301,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,726.08 : 680,743.04 = 200,972.60 : x
  2. Step 2: Convert to fraction form
    453,726.08/680,743.04 = 200,972.60/x
  3. Step 3: Cross multiply
    453,726.08x = 680,743.04 × 200,972.60
  4. Step 4: Simplify right side
    453,726.08x = 136,810,698,680.70
  5. Step 5: Solve for x
    x = 136,810,698,680.70/453,726.08
  6. Step 6: Final answer
    x = 301,527.08

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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.