Home / 954,912.76-1,432,065.29-315,097.20

Finding the Fourth Proportional to 954,912.76, 1,432,065.29 and 315,097.20

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Solution

The fourth proportional to 954,912.76, 1,432,065.29 and 315,097.20 is: 472,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,912.76 : 1,432,065.29 = 315,097.20 : x
  2. Step 2: Convert to fraction form
    954,912.76/1,432,065.29 = 315,097.20/x
  3. Step 3: Cross multiply
    954,912.76x = 1,432,065.29 × 315,097.20
  4. Step 4: Simplify right side
    954,912.76x = 451,239,761,520.70
  5. Step 5: Solve for x
    x = 451,239,761,520.70/954,912.76
  6. Step 6: Final answer
    x = 472,545.54

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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.