Home / 952,381.66-1,428,200.36-345,025.79

Finding the Fourth Proportional to 952,381.66, 1,428,200.36 and 345,025.79

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Solution

The fourth proportional to 952,381.66, 1,428,200.36 and 345,025.79 is: 517,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,381.66 : 1,428,200.36 = 345,025.79 : x
  2. Step 2: Convert to fraction form
    952,381.66/1,428,200.36 = 345,025.79/x
  3. Step 3: Cross multiply
    952,381.66x = 1,428,200.36 × 345,025.79
  4. Step 4: Simplify right side
    952,381.66x = 492,765,957,487.28
  5. Step 5: Solve for x
    x = 492,765,957,487.28/952,381.66
  6. Step 6: Final answer
    x = 517,403.87

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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.