Home / 824,591.92-1,236,925.16-225,539.68

Finding the Fourth Proportional to 824,591.92, 1,236,925.16 and 225,539.68

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Solution

The fourth proportional to 824,591.92, 1,236,925.16 and 225,539.68 is: 338,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,591.92 : 1,236,925.16 = 225,539.68 : x
  2. Step 2: Convert to fraction form
    824,591.92/1,236,925.16 = 225,539.68/x
  3. Step 3: Cross multiply
    824,591.92x = 1,236,925.16 × 225,539.68
  4. Step 4: Simplify right side
    824,591.92x = 278,975,704,770.35
  5. Step 5: Solve for x
    x = 278,975,704,770.35/824,591.92
  6. Step 6: Final answer
    x = 338,319.72

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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.