Home / 326,708.03-489,951.45-124,256.03

Finding the Fourth Proportional to 326,708.03, 489,951.45 and 124,256.03

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Solution

The fourth proportional to 326,708.03, 489,951.45 and 124,256.03 is: 186,341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,708.03 : 489,951.45 = 124,256.03 : x
  2. Step 2: Convert to fraction form
    326,708.03/489,951.45 = 124,256.03/x
  3. Step 3: Cross multiply
    326,708.03x = 489,951.45 × 124,256.03
  4. Step 4: Simplify right side
    326,708.03x = 60,879,419,619.99
  5. Step 5: Solve for x
    x = 60,879,419,619.99/326,708.03
  6. Step 6: Final answer
    x = 186,341.97

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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.