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Finding the Fourth Proportional to 350,447.66, 483,590.49 and 214,425.17

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Solution

The fourth proportional to 350,447.66, 483,590.49 and 214,425.17 is: 295,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,447.66 : 483,590.49 = 214,425.17 : x
  2. Step 2: Convert to fraction form
    350,447.66/483,590.49 = 214,425.17/x
  3. Step 3: Cross multiply
    350,447.66x = 483,590.49 × 214,425.17
  4. Step 4: Simplify right side
    350,447.66x = 103,693,973,028.63
  5. Step 5: Solve for x
    x = 103,693,973,028.63/350,447.66
  6. Step 6: Final answer
    x = 295,890.04

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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.