Home / 375,279.02-517,885.29-203,197.10

Finding the Fourth Proportional to 375,279.02, 517,885.29 and 203,197.10

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Solution

The fourth proportional to 375,279.02, 517,885.29 and 203,197.10 is: 280,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,279.02 : 517,885.29 = 203,197.10 : x
  2. Step 2: Convert to fraction form
    375,279.02/517,885.29 = 203,197.10/x
  3. Step 3: Cross multiply
    375,279.02x = 517,885.29 × 203,197.10
  4. Step 4: Simplify right side
    375,279.02x = 105,232,789,060.66
  5. Step 5: Solve for x
    x = 105,232,789,060.66/375,279.02
  6. Step 6: Final answer
    x = 280,412.13

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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.