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Finding the Fourth Proportional to 344,242.55, 474,907.36 and 214,956.57

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Solution

The fourth proportional to 344,242.55, 474,907.36 and 214,956.57 is: 296,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,242.55 : 474,907.36 = 214,956.57 : x
  2. Step 2: Convert to fraction form
    344,242.55/474,907.36 = 214,956.57/x
  3. Step 3: Cross multiply
    344,242.55x = 474,907.36 × 214,956.57
  4. Step 4: Simplify right side
    344,242.55x = 102,084,456,098.57
  5. Step 5: Solve for x
    x = 102,084,456,098.57/344,242.55
  6. Step 6: Final answer
    x = 296,548.05

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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.