Home / 880,769.55-1,321,154.33-731,308.35

Finding the Fourth Proportional to 880,769.55, 1,321,154.33 and 731,308.35

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Solution

The fourth proportional to 880,769.55, 1,321,154.33 and 731,308.35 is: 1,096,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,769.55 : 1,321,154.33 = 731,308.35 : x
  2. Step 2: Convert to fraction form
    880,769.55/1,321,154.33 = 731,308.35/x
  3. Step 3: Cross multiply
    880,769.55x = 1,321,154.33 × 731,308.35
  4. Step 4: Simplify right side
    880,769.55x = 966,171,189,511.11
  5. Step 5: Solve for x
    x = 966,171,189,511.11/880,769.55
  6. Step 6: Final answer
    x = 1,096,962.53

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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.