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Finding the Fourth Proportional to 556,255.07, 834,414.89 and 214,700.39

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Solution

The fourth proportional to 556,255.07, 834,414.89 and 214,700.39 is: 322,063.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,255.07 : 834,414.89 = 214,700.39 : x
  2. Step 2: Convert to fraction form
    556,255.07/834,414.89 = 214,700.39/x
  3. Step 3: Cross multiply
    556,255.07x = 834,414.89 × 214,700.39
  4. Step 4: Simplify right side
    556,255.07x = 179,149,197,059.23
  5. Step 5: Solve for x
    x = 179,149,197,059.23/556,255.07
  6. Step 6: Final answer
    x = 322,063.04

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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.