Home / 580,111.02-800,541.13-321,972.82

Finding the Fourth Proportional to 580,111.02, 800,541.13 and 321,972.82

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Solution

The fourth proportional to 580,111.02, 800,541.13 and 321,972.82 is: 444,315.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,111.02 : 800,541.13 = 321,972.82 : x
  2. Step 2: Convert to fraction form
    580,111.02/800,541.13 = 321,972.82/x
  3. Step 3: Cross multiply
    580,111.02x = 800,541.13 × 321,972.82
  4. Step 4: Simplify right side
    580,111.02x = 257,752,485,152.09
  5. Step 5: Solve for x
    x = 257,752,485,152.09/580,111.02
  6. Step 6: Final answer
    x = 444,315.79

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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.