Home / 739,909.12-1,110,003.60-234,597.28

Finding the Fourth Proportional to 739,909.12, 1,110,003.60 and 234,597.28

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Solution

The fourth proportional to 739,909.12, 1,110,003.60 and 234,597.28 is: 351,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,909.12 : 1,110,003.60 = 234,597.28 : x
  2. Step 2: Convert to fraction form
    739,909.12/1,110,003.60 = 234,597.28/x
  3. Step 3: Cross multiply
    739,909.12x = 1,110,003.60 × 234,597.28
  4. Step 4: Simplify right side
    739,909.12x = 260,403,825,350.21
  5. Step 5: Solve for x
    x = 260,403,825,350.21/739,909.12
  6. Step 6: Final answer
    x = 351,940.28

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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.