Home / 698,267.20-1,047,400.80-225,000.40

Finding the Fourth Proportional to 698,267.20, 1,047,400.80 and 225,000.40

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Solution

The fourth proportional to 698,267.20, 1,047,400.80 and 225,000.40 is: 337,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,267.20 : 1,047,400.80 = 225,000.40 : x
  2. Step 2: Convert to fraction form
    698,267.20/1,047,400.80 = 225,000.40/x
  3. Step 3: Cross multiply
    698,267.20x = 1,047,400.80 × 225,000.40
  4. Step 4: Simplify right side
    698,267.20x = 235,665,598,960.32
  5. Step 5: Solve for x
    x = 235,665,598,960.32/698,267.20
  6. Step 6: Final answer
    x = 337,500.60

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Similar ratio
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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.