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Finding the Fourth Proportional to 260,925.84, 391,388.76 and 63,933.84

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Solution

The fourth proportional to 260,925.84, 391,388.76 and 63,933.84 is: 95,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,925.84 : 391,388.76 = 63,933.84 : x
  2. Step 2: Convert to fraction form
    260,925.84/391,388.76 = 63,933.84/x
  3. Step 3: Cross multiply
    260,925.84x = 391,388.76 × 63,933.84
  4. Step 4: Simplify right side
    260,925.84x = 25,022,986,359.64
  5. Step 5: Solve for x
    x = 25,022,986,359.64/260,925.84
  6. Step 6: Final answer
    x = 95,900.76

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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.