Home / 737,865.18-1,018,255.86-431,886.06

Finding the Fourth Proportional to 737,865.18, 1,018,255.86 and 431,886.06

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Solution

The fourth proportional to 737,865.18, 1,018,255.86 and 431,886.06 is: 596,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,865.18 : 1,018,255.86 = 431,886.06 : x
  2. Step 2: Convert to fraction form
    737,865.18/1,018,255.86 = 431,886.06/x
  3. Step 3: Cross multiply
    737,865.18x = 1,018,255.86 × 431,886.06
  4. Step 4: Simplify right side
    737,865.18x = 439,770,511,447.31
  5. Step 5: Solve for x
    x = 439,770,511,447.31/737,865.18
  6. Step 6: Final answer
    x = 596,003.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.