Home / 942,874.40-1,414,311.60-343,855.10

Finding the Fourth Proportional to 942,874.40, 1,414,311.60 and 343,855.10

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Solution

The fourth proportional to 942,874.40, 1,414,311.60 and 343,855.10 is: 515,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,874.40 : 1,414,311.60 = 343,855.10 : x
  2. Step 2: Convert to fraction form
    942,874.40/1,414,311.60 = 343,855.10/x
  3. Step 3: Cross multiply
    942,874.40x = 1,414,311.60 × 343,855.10
  4. Step 4: Simplify right side
    942,874.40x = 486,318,256,649.16
  5. Step 5: Solve for x
    x = 486,318,256,649.16/942,874.40
  6. Step 6: Final answer
    x = 515,782.65

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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.