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Finding the Fourth Proportional to 373,104.44, 559,651.44 and 212,838.35

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Solution

The fourth proportional to 373,104.44, 559,651.44 and 212,838.35 is: 319,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,104.44 : 559,651.44 = 212,838.35 : x
  2. Step 2: Convert to fraction form
    373,104.44/559,651.44 = 212,838.35/x
  3. Step 3: Cross multiply
    373,104.44x = 559,651.44 × 212,838.35
  4. Step 4: Simplify right side
    373,104.44x = 119,115,287,064.61
  5. Step 5: Solve for x
    x = 119,115,287,064.61/373,104.44
  6. Step 6: Final answer
    x = 319,254.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.