Home / 567,721.27-783,419.56-325,833.58

Finding the Fourth Proportional to 567,721.27, 783,419.56 and 325,833.58

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Solution

The fourth proportional to 567,721.27, 783,419.56 and 325,833.58 is: 449,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,721.27 : 783,419.56 = 325,833.58 : x
  2. Step 2: Convert to fraction form
    567,721.27/783,419.56 = 325,833.58/x
  3. Step 3: Cross multiply
    567,721.27x = 783,419.56 × 325,833.58
  4. Step 4: Simplify right side
    567,721.27x = 255,264,399,876.83
  5. Step 5: Solve for x
    x = 255,264,399,876.83/567,721.27
  6. Step 6: Final answer
    x = 449,629.80

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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.