Home / 484,822.31-669,074.51-269,948.75

Finding the Fourth Proportional to 484,822.31, 669,074.51 and 269,948.75

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Solution

The fourth proportional to 484,822.31, 669,074.51 and 269,948.75 is: 372,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,822.31 : 669,074.51 = 269,948.75 : x
  2. Step 2: Convert to fraction form
    484,822.31/669,074.51 = 269,948.75/x
  3. Step 3: Cross multiply
    484,822.31x = 669,074.51 × 269,948.75
  4. Step 4: Simplify right side
    484,822.31x = 180,615,824,960.86
  5. Step 5: Solve for x
    x = 180,615,824,960.86/484,822.31
  6. Step 6: Final answer
    x = 372,540.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.