Home / 418,050.24-626,645.76-165,228

Finding the Fourth Proportional to 418,050.24, 626,645.76 and 165,228

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Solution

The fourth proportional to 418,050.24, 626,645.76 and 165,228 is: 247,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,050.24 : 626,645.76 = 165,228 : x
  2. Step 2: Convert to fraction form
    418,050.24/626,645.76 = 165,228/x
  3. Step 3: Cross multiply
    418,050.24x = 626,645.76 × 165,228
  4. Step 4: Simplify right side
    418,050.24x = 103,539,425,633.28
  5. Step 5: Solve for x
    x = 103,539,425,633.28/418,050.24
  6. Step 6: Final answer
    x = 247,672.21

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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.