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Finding the Fourth Proportional to 302,191.56, 450,722.48 and 296,877.96

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Solution

The fourth proportional to 302,191.56, 450,722.48 and 296,877.96 is: 442,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,191.56 : 450,722.48 = 296,877.96 : x
  2. Step 2: Convert to fraction form
    302,191.56/450,722.48 = 296,877.96/x
  3. Step 3: Cross multiply
    302,191.56x = 450,722.48 × 296,877.96
  4. Step 4: Simplify right side
    302,191.56x = 133,809,568,904.15
  5. Step 5: Solve for x
    x = 133,809,568,904.15/302,191.56
  6. Step 6: Final answer
    x = 442,797.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.