Home / 439,343.08-658,945.50-123,833.32

Finding the Fourth Proportional to 439,343.08, 658,945.50 and 123,833.32

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Solution

The fourth proportional to 439,343.08, 658,945.50 and 123,833.32 is: 185,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,343.08 : 658,945.50 = 123,833.32 : x
  2. Step 2: Convert to fraction form
    439,343.08/658,945.50 = 123,833.32/x
  3. Step 3: Cross multiply
    439,343.08x = 658,945.50 × 123,833.32
  4. Step 4: Simplify right side
    439,343.08x = 81,599,408,964.06
  5. Step 5: Solve for x
    x = 81,599,408,964.06/439,343.08
  6. Step 6: Final answer
    x = 185,730.50

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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.