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Finding the Fourth Proportional to 375,026.70, 517,538.22 and 202,944.66

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Solution

The fourth proportional to 375,026.70, 517,538.22 and 202,944.66 is: 280,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,026.70 : 517,538.22 = 202,944.66 : x
  2. Step 2: Convert to fraction form
    375,026.70/517,538.22 = 202,944.66/x
  3. Step 3: Cross multiply
    375,026.70x = 517,538.22 × 202,944.66
  4. Step 4: Simplify right side
    375,026.70x = 105,031,618,094.91
  5. Step 5: Solve for x
    x = 105,031,618,094.91/375,026.70
  6. Step 6: Final answer
    x = 280,064.37

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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.