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Finding the Fourth Proportional to 373,026.82, 514,760.92 and 211,881.37

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Solution

The fourth proportional to 373,026.82, 514,760.92 and 211,881.37 is: 292,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,026.82 : 514,760.92 = 211,881.37 : x
  2. Step 2: Convert to fraction form
    373,026.82/514,760.92 = 211,881.37/x
  3. Step 3: Cross multiply
    373,026.82x = 514,760.92 × 211,881.37
  4. Step 4: Simplify right side
    373,026.82x = 109,068,248,952.06
  5. Step 5: Solve for x
    x = 109,068,248,952.06/373,026.82
  6. Step 6: Final answer
    x = 292,387.15

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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.