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Finding the Fourth Proportional to 328,244.78, 452,964.62 and 185,034.48

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Solution

The fourth proportional to 328,244.78, 452,964.62 and 185,034.48 is: 255,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,244.78 : 452,964.62 = 185,034.48 : x
  2. Step 2: Convert to fraction form
    328,244.78/452,964.62 = 185,034.48/x
  3. Step 3: Cross multiply
    328,244.78x = 452,964.62 × 185,034.48
  4. Step 4: Simplify right side
    328,244.78x = 83,814,072,920.10
  5. Step 5: Solve for x
    x = 83,814,072,920.10/328,244.78
  6. Step 6: Final answer
    x = 255,340.15

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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.