Home / 793,912.16-1,190,866.38-344,574.78

Finding the Fourth Proportional to 793,912.16, 1,190,866.38 and 344,574.78

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Solution

The fourth proportional to 793,912.16, 1,190,866.38 and 344,574.78 is: 516,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,912.16 : 1,190,866.38 = 344,574.78 : x
  2. Step 2: Convert to fraction form
    793,912.16/1,190,866.38 = 344,574.78/x
  3. Step 3: Cross multiply
    793,912.16x = 1,190,866.38 × 344,574.78
  4. Step 4: Simplify right side
    793,912.16x = 410,342,520,897.90
  5. Step 5: Solve for x
    x = 410,342,520,897.90/793,912.16
  6. Step 6: Final answer
    x = 516,861.37

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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.