Home / 690,144.40-1,034,244.60-548,232.40

Finding the Fourth Proportional to 690,144.40, 1,034,244.60 and 548,232.40

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Solution

The fourth proportional to 690,144.40, 1,034,244.60 and 548,232.40 is: 821,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,144.40 : 1,034,244.60 = 548,232.40 : x
  2. Step 2: Convert to fraction form
    690,144.40/1,034,244.60 = 548,232.40/x
  3. Step 3: Cross multiply
    690,144.40x = 1,034,244.60 × 548,232.40
  4. Step 4: Simplify right side
    690,144.40x = 567,006,399,245.04
  5. Step 5: Solve for x
    x = 567,006,399,245.04/690,144.40
  6. Step 6: Final answer
    x = 821,576.47

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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.