Home / 575,025.67-861,433.02-321,537.33

Finding the Fourth Proportional to 575,025.67, 861,433.02 and 321,537.33

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Solution

The fourth proportional to 575,025.67, 861,433.02 and 321,537.33 is: 481,687.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,025.67 : 861,433.02 = 321,537.33 : x
  2. Step 2: Convert to fraction form
    575,025.67/861,433.02 = 321,537.33/x
  3. Step 3: Cross multiply
    575,025.67x = 861,433.02 × 321,537.33
  4. Step 4: Simplify right side
    575,025.67x = 276,982,873,224.64
  5. Step 5: Solve for x
    x = 276,982,873,224.64/575,025.67
  6. Step 6: Final answer
    x = 481,687.84

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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.