Home / 375,198.02-517,769.33-203,112.12

Finding the Fourth Proportional to 375,198.02, 517,769.33 and 203,112.12

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Solution

The fourth proportional to 375,198.02, 517,769.33 and 203,112.12 is: 280,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,198.02 : 517,769.33 = 203,112.12 : x
  2. Step 2: Convert to fraction form
    375,198.02/517,769.33 = 203,112.12/x
  3. Step 3: Cross multiply
    375,198.02x = 517,769.33 × 203,112.12
  4. Step 4: Simplify right side
    375,198.02x = 105,165,225,271.72
  5. Step 5: Solve for x
    x = 105,165,225,271.72/375,198.02
  6. Step 6: Final answer
    x = 280,292.60

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1.5x scale

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.