Home / 766,902.84-1,150,357.23-234,421.80

Finding the Fourth Proportional to 766,902.84, 1,150,357.23 and 234,421.80

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Solution

The fourth proportional to 766,902.84, 1,150,357.23 and 234,421.80 is: 351,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,902.84 : 1,150,357.23 = 234,421.80 : x
  2. Step 2: Convert to fraction form
    766,902.84/1,150,357.23 = 234,421.80/x
  3. Step 3: Cross multiply
    766,902.84x = 1,150,357.23 × 234,421.80
  4. Step 4: Simplify right side
    766,902.84x = 269,668,812,499.61
  5. Step 5: Solve for x
    x = 269,668,812,499.61/766,902.84
  6. Step 6: Final answer
    x = 351,633.61

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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.