Home / 787,459.68-1,181,063.16-281,926.80

Finding the Fourth Proportional to 787,459.68, 1,181,063.16 and 281,926.80

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Solution

The fourth proportional to 787,459.68, 1,181,063.16 and 281,926.80 is: 422,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,459.68 : 1,181,063.16 = 281,926.80 : x
  2. Step 2: Convert to fraction form
    787,459.68/1,181,063.16 = 281,926.80/x
  3. Step 3: Cross multiply
    787,459.68x = 1,181,063.16 × 281,926.80
  4. Step 4: Simplify right side
    787,459.68x = 332,973,357,296.69
  5. Step 5: Solve for x
    x = 332,973,357,296.69/787,459.68
  6. Step 6: Final answer
    x = 422,844.96

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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.