Home / 731,187.19-1,096,378.75-225,610.30

Finding the Fourth Proportional to 731,187.19, 1,096,378.75 and 225,610.30

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Solution

The fourth proportional to 731,187.19, 1,096,378.75 and 225,610.30 is: 338,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,187.19 : 1,096,378.75 = 225,610.30 : x
  2. Step 2: Convert to fraction form
    731,187.19/1,096,378.75 = 225,610.30/x
  3. Step 3: Cross multiply
    731,187.19x = 1,096,378.75 × 225,610.30
  4. Step 4: Simplify right side
    731,187.19x = 247,354,338,701.13
  5. Step 5: Solve for x
    x = 247,354,338,701.13/731,187.19
  6. Step 6: Final answer
    x = 338,291.40

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Double scale
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Similar ratio
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1.5x scale

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.