Home / 375,204.02-517,777.61-203,118.12

Finding the Fourth Proportional to 375,204.02, 517,777.61 and 203,118.12

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Solution

The fourth proportional to 375,204.02, 517,777.61 and 203,118.12 is: 280,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,204.02 : 517,777.61 = 203,118.12 : x
  2. Step 2: Convert to fraction form
    375,204.02/517,777.61 = 203,118.12/x
  3. Step 3: Cross multiply
    375,204.02x = 517,777.61 × 203,118.12
  4. Step 4: Simplify right side
    375,204.02x = 105,170,013,705.70
  5. Step 5: Solve for x
    x = 105,170,013,705.70/375,204.02
  6. Step 6: Final answer
    x = 280,300.87

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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.