Home / 510,825.42-766,357.97-155,839.33

Finding the Fourth Proportional to 510,825.42, 766,357.97 and 155,839.33

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Solution

The fourth proportional to 510,825.42, 766,357.97 and 155,839.33 is: 233,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,825.42 : 766,357.97 = 155,839.33 : x
  2. Step 2: Convert to fraction form
    510,825.42/766,357.97 = 155,839.33/x
  3. Step 3: Cross multiply
    510,825.42x = 766,357.97 × 155,839.33
  4. Step 4: Simplify right side
    510,825.42x = 119,428,712,584.96
  5. Step 5: Solve for x
    x = 119,428,712,584.96/510,825.42
  6. Step 6: Final answer
    x = 233,795.56

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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.