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Finding the Fourth Proportional to 536,145.27, 739,470.49 and 364,195.81

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Solution

The fourth proportional to 536,145.27, 739,470.49 and 364,195.81 is: 502,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,145.27 : 739,470.49 = 364,195.81 : x
  2. Step 2: Convert to fraction form
    536,145.27/739,470.49 = 364,195.81/x
  3. Step 3: Cross multiply
    536,145.27x = 739,470.49 × 364,195.81
  4. Step 4: Simplify right side
    536,145.27x = 269,312,056,674.61
  5. Step 5: Solve for x
    x = 269,312,056,674.61/536,145.27
  6. Step 6: Final answer
    x = 502,311.73

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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.