Home / 872,049.06-1,308,074.20-240,963.48

Finding the Fourth Proportional to 872,049.06, 1,308,074.20 and 240,963.48

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Solution

The fourth proportional to 872,049.06, 1,308,074.20 and 240,963.48 is: 361,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,049.06 : 1,308,074.20 = 240,963.48 : x
  2. Step 2: Convert to fraction form
    872,049.06/1,308,074.20 = 240,963.48/x
  3. Step 3: Cross multiply
    872,049.06x = 1,308,074.20 × 240,963.48
  4. Step 4: Simplify right side
    872,049.06x = 315,198,110,727.81
  5. Step 5: Solve for x
    x = 315,198,110,727.81/872,049.06
  6. Step 6: Final answer
    x = 361,445.39

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1.5x scale

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.