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Finding the Fourth Proportional to 332,613.28, 498,571.44 and 154,973.80

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Solution

The fourth proportional to 332,613.28, 498,571.44 and 154,973.80 is: 232,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,613.28 : 498,571.44 = 154,973.80 : x
  2. Step 2: Convert to fraction form
    332,613.28/498,571.44 = 154,973.80/x
  3. Step 3: Cross multiply
    332,613.28x = 498,571.44 × 154,973.80
  4. Step 4: Simplify right side
    332,613.28x = 77,265,510,628.27
  5. Step 5: Solve for x
    x = 77,265,510,628.27/332,613.28
  6. Step 6: Final answer
    x = 232,298.33

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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.