Home / 878,775.30-1,315,052.55-598,839.30

Finding the Fourth Proportional to 878,775.30, 1,315,052.55 and 598,839.30

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Solution

The fourth proportional to 878,775.30, 1,315,052.55 and 598,839.30 is: 896,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,775.30 : 1,315,052.55 = 598,839.30 : x
  2. Step 2: Convert to fraction form
    878,775.30/1,315,052.55 = 598,839.30/x
  3. Step 3: Cross multiply
    878,775.30x = 1,315,052.55 × 598,839.30
  4. Step 4: Simplify right side
    878,775.30x = 787,505,148,505.22
  5. Step 5: Solve for x
    x = 787,505,148,505.22/878,775.30
  6. Step 6: Final answer
    x = 896,139.38

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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.