Home / 927,564.22-1,397,664.42-762,775.66

Finding the Fourth Proportional to 927,564.22, 1,397,664.42 and 762,775.66

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Solution

The fourth proportional to 927,564.22, 1,397,664.42 and 762,775.66 is: 1,149,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,564.22 : 1,397,664.42 = 762,775.66 : x
  2. Step 2: Convert to fraction form
    927,564.22/1,397,664.42 = 762,775.66/x
  3. Step 3: Cross multiply
    927,564.22x = 1,397,664.42 × 762,775.66
  4. Step 4: Simplify right side
    927,564.22x = 1,066,104,400,424.02
  5. Step 5: Solve for x
    x = 1,066,104,400,424.02/927,564.22
  6. Step 6: Final answer
    x = 1,149,359.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.