Home / 496,609.66-744,921.34-141,623.72

Finding the Fourth Proportional to 496,609.66, 744,921.34 and 141,623.72

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Solution

The fourth proportional to 496,609.66, 744,921.34 and 141,623.72 is: 212,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,609.66 : 744,921.34 = 141,623.72 : x
  2. Step 2: Convert to fraction form
    496,609.66/744,921.34 = 141,623.72/x
  3. Step 3: Cross multiply
    496,609.66x = 744,921.34 × 141,623.72
  4. Step 4: Simplify right side
    496,609.66x = 105,498,531,278.19
  5. Step 5: Solve for x
    x = 105,498,531,278.19/496,609.66
  6. Step 6: Final answer
    x = 212,437.53

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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.