Home / 305,932.46-458,741.14-137,308.24

Finding the Fourth Proportional to 305,932.46, 458,741.14 and 137,308.24

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Solution

The fourth proportional to 305,932.46, 458,741.14 and 137,308.24 is: 205,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,932.46 : 458,741.14 = 137,308.24 : x
  2. Step 2: Convert to fraction form
    305,932.46/458,741.14 = 137,308.24/x
  3. Step 3: Cross multiply
    305,932.46x = 458,741.14 × 137,308.24
  4. Step 4: Simplify right side
    305,932.46x = 62,988,938,548.99
  5. Step 5: Solve for x
    x = 62,988,938,548.99/305,932.46
  6. Step 6: Final answer
    x = 205,891.65

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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.