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Finding the Fourth Proportional to 373,109.08, 514,892.48 and 211,973.20

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Solution

The fourth proportional to 373,109.08, 514,892.48 and 211,973.20 is: 292,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,109.08 : 514,892.48 = 211,973.20 : x
  2. Step 2: Convert to fraction form
    373,109.08/514,892.48 = 211,973.20/x
  3. Step 3: Cross multiply
    373,109.08x = 514,892.48 × 211,973.20
  4. Step 4: Simplify right side
    373,109.08x = 109,143,404,067.07
  5. Step 5: Solve for x
    x = 109,143,404,067.07/373,109.08
  6. Step 6: Final answer
    x = 292,524.12

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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.