Home / 819,732.02-1,229,680-251,106.52

Finding the Fourth Proportional to 819,732.02, 1,229,680 and 251,106.52

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Solution

The fourth proportional to 819,732.02, 1,229,680 and 251,106.52 is: 376,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,732.02 : 1,229,680 = 251,106.52 : x
  2. Step 2: Convert to fraction form
    819,732.02/1,229,680 = 251,106.52/x
  3. Step 3: Cross multiply
    819,732.02x = 1,229,680 × 251,106.52
  4. Step 4: Simplify right side
    819,732.02x = 308,780,665,513.60
  5. Step 5: Solve for x
    x = 308,780,665,513.60/819,732.02
  6. Step 6: Final answer
    x = 376,684.89

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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.