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Finding the Fourth Proportional to 361,606.44, 498,393.72 and 240,531.24

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Solution

The fourth proportional to 361,606.44, 498,393.72 and 240,531.24 is: 331,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,606.44 : 498,393.72 = 240,531.24 : x
  2. Step 2: Convert to fraction form
    361,606.44/498,393.72 = 240,531.24/x
  3. Step 3: Cross multiply
    361,606.44x = 498,393.72 × 240,531.24
  4. Step 4: Simplify right side
    361,606.44x = 119,879,259,479.81
  5. Step 5: Solve for x
    x = 119,879,259,479.81/361,606.44
  6. Step 6: Final answer
    x = 331,518.60

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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.