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Finding the Fourth Proportional to 368,150.52, 508,034.52 and 207,014.88

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Solution

The fourth proportional to 368,150.52, 508,034.52 and 207,014.88 is: 285,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,150.52 : 508,034.52 = 207,014.88 : x
  2. Step 2: Convert to fraction form
    368,150.52/508,034.52 = 207,014.88/x
  3. Step 3: Cross multiply
    368,150.52x = 508,034.52 × 207,014.88
  4. Step 4: Simplify right side
    368,150.52x = 105,170,705,193.66
  5. Step 5: Solve for x
    x = 105,170,705,193.66/368,150.52
  6. Step 6: Final answer
    x = 285,673.11

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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.