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Finding the Fourth Proportional to 302,447.52, 452,971.44 and 291,949.92

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Solution

The fourth proportional to 302,447.52, 452,971.44 and 291,949.92 is: 437,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,447.52 : 452,971.44 = 291,949.92 : x
  2. Step 2: Convert to fraction form
    302,447.52/452,971.44 = 291,949.92/x
  3. Step 3: Cross multiply
    302,447.52x = 452,971.44 × 291,949.92
  4. Step 4: Simplify right side
    302,447.52x = 132,244,975,670.29
  5. Step 5: Solve for x
    x = 132,244,975,670.29/302,447.52
  6. Step 6: Final answer
    x = 437,249.33

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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.