Home / 970,179.20-1,454,750.40-408,579.20

Finding the Fourth Proportional to 970,179.20, 1,454,750.40 and 408,579.20

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Solution

The fourth proportional to 970,179.20, 1,454,750.40 and 408,579.20 is: 612,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,179.20 : 1,454,750.40 = 408,579.20 : x
  2. Step 2: Convert to fraction form
    970,179.20/1,454,750.40 = 408,579.20/x
  3. Step 3: Cross multiply
    970,179.20x = 1,454,750.40 × 408,579.20
  4. Step 4: Simplify right side
    970,179.20x = 594,380,754,631.68
  5. Step 5: Solve for x
    x = 594,380,754,631.68/970,179.20
  6. Step 6: Final answer
    x = 612,650.48

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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.