Home / 731,109.36-1,096,241.88-225,534.60

Finding the Fourth Proportional to 731,109.36, 1,096,241.88 and 225,534.60

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Solution

The fourth proportional to 731,109.36, 1,096,241.88 and 225,534.60 is: 338,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,109.36 : 1,096,241.88 = 225,534.60 : x
  2. Step 2: Convert to fraction form
    731,109.36/1,096,241.88 = 225,534.60/x
  3. Step 3: Cross multiply
    731,109.36x = 1,096,241.88 × 225,534.60
  4. Step 4: Simplify right side
    731,109.36x = 247,240,473,909.05
  5. Step 5: Solve for x
    x = 247,240,473,909.05/731,109.36
  6. Step 6: Final answer
    x = 338,171.67

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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.