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Finding the Fourth Proportional to 493,367.13, 739,454.74 and 240,268.34

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Solution

The fourth proportional to 493,367.13, 739,454.74 and 240,268.34 is: 360,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,367.13 : 739,454.74 = 240,268.34 : x
  2. Step 2: Convert to fraction form
    493,367.13/739,454.74 = 240,268.34/x
  3. Step 3: Cross multiply
    493,367.13x = 739,454.74 × 240,268.34
  4. Step 4: Simplify right side
    493,367.13x = 177,667,564,132.90
  5. Step 5: Solve for x
    x = 177,667,564,132.90/493,367.13
  6. Step 6: Final answer
    x = 360,112.28

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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.