Home / 698,044.80-1,047,231.20-224,712.40

Finding the Fourth Proportional to 698,044.80, 1,047,231.20 and 224,712.40

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Solution

The fourth proportional to 698,044.80, 1,047,231.20 and 224,712.40 is: 337,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,044.80 : 1,047,231.20 = 224,712.40 : x
  2. Step 2: Convert to fraction form
    698,044.80/1,047,231.20 = 224,712.40/x
  3. Step 3: Cross multiply
    698,044.80x = 1,047,231.20 × 224,712.40
  4. Step 4: Simplify right side
    698,044.80x = 235,325,836,306.88
  5. Step 5: Solve for x
    x = 235,325,836,306.88/698,044.80
  6. Step 6: Final answer
    x = 337,121.39

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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.