Home / 819,727.02-1,229,672.50-251,101.52

Finding the Fourth Proportional to 819,727.02, 1,229,672.50 and 251,101.52

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Solution

The fourth proportional to 819,727.02, 1,229,672.50 and 251,101.52 is: 376,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,727.02 : 1,229,672.50 = 251,101.52 : x
  2. Step 2: Convert to fraction form
    819,727.02/1,229,672.50 = 251,101.52/x
  3. Step 3: Cross multiply
    819,727.02x = 1,229,672.50 × 251,101.52
  4. Step 4: Simplify right side
    819,727.02x = 308,772,633,852.20
  5. Step 5: Solve for x
    x = 308,772,633,852.20/819,727.02
  6. Step 6: Final answer
    x = 376,677.39

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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.