Home / 373,084.20-559,626.30-215,231.40

Finding the Fourth Proportional to 373,084.20, 559,626.30 and 215,231.40

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Solution

The fourth proportional to 373,084.20, 559,626.30 and 215,231.40 is: 322,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,084.20 : 559,626.30 = 215,231.40 : x
  2. Step 2: Convert to fraction form
    373,084.20/559,626.30 = 215,231.40/x
  3. Step 3: Cross multiply
    373,084.20x = 559,626.30 × 215,231.40
  4. Step 4: Simplify right side
    373,084.20x = 120,449,152,025.82
  5. Step 5: Solve for x
    x = 120,449,152,025.82/373,084.20
  6. Step 6: Final answer
    x = 322,847.10

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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.