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Finding the Fourth Proportional to 328,193.44, 452,288.64 and 237,395.42

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Solution

The fourth proportional to 328,193.44, 452,288.64 and 237,395.42 is: 327,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,193.44 : 452,288.64 = 237,395.42 : x
  2. Step 2: Convert to fraction form
    328,193.44/452,288.64 = 237,395.42/x
  3. Step 3: Cross multiply
    328,193.44x = 452,288.64 × 237,395.42
  4. Step 4: Simplify right side
    328,193.44x = 107,371,251,978.90
  5. Step 5: Solve for x
    x = 107,371,251,978.90/328,193.44
  6. Step 6: Final answer
    x = 327,158.44

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1.5x scale

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.