Home / 845,862.29-1,167,351.82-483,278.38

Finding the Fourth Proportional to 845,862.29, 1,167,351.82 and 483,278.38

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Solution

The fourth proportional to 845,862.29, 1,167,351.82 and 483,278.38 is: 666,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,862.29 : 1,167,351.82 = 483,278.38 : x
  2. Step 2: Convert to fraction form
    845,862.29/1,167,351.82 = 483,278.38/x
  3. Step 3: Cross multiply
    845,862.29x = 1,167,351.82 × 483,278.38
  4. Step 4: Simplify right side
    845,862.29x = 564,155,898,899.43
  5. Step 5: Solve for x
    x = 564,155,898,899.43/845,862.29
  6. Step 6: Final answer
    x = 666,959.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.