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Finding the Fourth Proportional to 499,758.43, 749,637.04 and 162,798.54

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Solution

The fourth proportional to 499,758.43, 749,637.04 and 162,798.54 is: 244,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,758.43 : 749,637.04 = 162,798.54 : x
  2. Step 2: Convert to fraction form
    499,758.43/749,637.04 = 162,798.54/x
  3. Step 3: Cross multiply
    499,758.43x = 749,637.04 × 162,798.54
  4. Step 4: Simplify right side
    499,758.43x = 122,039,815,641.92
  5. Step 5: Solve for x
    x = 122,039,815,641.92/499,758.43
  6. Step 6: Final answer
    x = 244,197.61

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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.