Home / 954,719.72-1,431,773.28-314,879.61

Finding the Fourth Proportional to 954,719.72, 1,431,773.28 and 314,879.61

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Solution

The fourth proportional to 954,719.72, 1,431,773.28 and 314,879.61 is: 472,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,719.72 : 1,431,773.28 = 314,879.61 : x
  2. Step 2: Convert to fraction form
    954,719.72/1,431,773.28 = 314,879.61/x
  3. Step 3: Cross multiply
    954,719.72x = 1,431,773.28 × 314,879.61
  4. Step 4: Simplify right side
    954,719.72x = 450,836,206,645.67
  5. Step 5: Solve for x
    x = 450,836,206,645.67/954,719.72
  6. Step 6: Final answer
    x = 472,218.39

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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.