Home / 324,124.04-485,853.96-124,390.76

Finding the Fourth Proportional to 324,124.04, 485,853.96 and 124,390.76

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Solution

The fourth proportional to 324,124.04, 485,853.96 and 124,390.76 is: 186,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,124.04 : 485,853.96 = 124,390.76 : x
  2. Step 2: Convert to fraction form
    324,124.04/485,853.96 = 124,390.76/x
  3. Step 3: Cross multiply
    324,124.04x = 485,853.96 × 124,390.76
  4. Step 4: Simplify right side
    324,124.04x = 60,435,743,333.41
  5. Step 5: Solve for x
    x = 60,435,743,333.41/324,124.04
  6. Step 6: Final answer
    x = 186,458.69

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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.