Home / 731,480.28-1,096,223.40-447,270

Finding the Fourth Proportional to 731,480.28, 1,096,223.40 and 447,270

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Solution

The fourth proportional to 731,480.28, 1,096,223.40 and 447,270 is: 670,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,480.28 : 1,096,223.40 = 447,270 : x
  2. Step 2: Convert to fraction form
    731,480.28/1,096,223.40 = 447,270/x
  3. Step 3: Cross multiply
    731,480.28x = 1,096,223.40 × 447,270
  4. Step 4: Simplify right side
    731,480.28x = 490,307,840,118.00
  5. Step 5: Solve for x
    x = 490,307,840,118.00/731,480.28
  6. Step 6: Final answer
    x = 670,295.36

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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.