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Finding the Fourth Proportional to 373,125.56, 514,927.04 and 212,007.92

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Solution

The fourth proportional to 373,125.56, 514,927.04 and 212,007.92 is: 292,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,125.56 : 514,927.04 = 212,007.92 : x
  2. Step 2: Convert to fraction form
    373,125.56/514,927.04 = 212,007.92/x
  3. Step 3: Cross multiply
    373,125.56x = 514,927.04 × 212,007.92
  4. Step 4: Simplify right side
    373,125.56x = 109,168,607,067.48
  5. Step 5: Solve for x
    x = 109,168,607,067.48/373,125.56
  6. Step 6: Final answer
    x = 292,578.75

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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.