Home / 335,531.12-503,607.72-169,435.76

Finding the Fourth Proportional to 335,531.12, 503,607.72 and 169,435.76

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Solution

The fourth proportional to 335,531.12, 503,607.72 and 169,435.76 is: 254,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,531.12 : 503,607.72 = 169,435.76 : x
  2. Step 2: Convert to fraction form
    335,531.12/503,607.72 = 169,435.76/x
  3. Step 3: Cross multiply
    335,531.12x = 503,607.72 × 169,435.76
  4. Step 4: Simplify right side
    335,531.12x = 85,329,156,780.07
  5. Step 5: Solve for x
    x = 85,329,156,780.07/335,531.12
  6. Step 6: Final answer
    x = 254,310.71

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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.