Home / 982,862.94-1,474,649.22-343,260.87

Finding the Fourth Proportional to 982,862.94, 1,474,649.22 and 343,260.87

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Solution

The fourth proportional to 982,862.94, 1,474,649.22 and 343,260.87 is: 515,015.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,862.94 : 1,474,649.22 = 343,260.87 : x
  2. Step 2: Convert to fraction form
    982,862.94/1,474,649.22 = 343,260.87/x
  3. Step 3: Cross multiply
    982,862.94x = 1,474,649.22 × 343,260.87
  4. Step 4: Simplify right side
    982,862.94x = 506,189,374,202.02
  5. Step 5: Solve for x
    x = 506,189,374,202.02/982,862.94
  6. Step 6: Final answer
    x = 515,015.22

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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.