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Finding the Fourth Proportional to 332,687.48, 499,228.86 and 122,473.04

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Solution

The fourth proportional to 332,687.48, 499,228.86 and 122,473.04 is: 183,782.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,687.48 : 499,228.86 = 122,473.04 : x
  2. Step 2: Convert to fraction form
    332,687.48/499,228.86 = 122,473.04/x
  3. Step 3: Cross multiply
    332,687.48x = 499,228.86 × 122,473.04
  4. Step 4: Simplify right side
    332,687.48x = 61,142,076,139.93
  5. Step 5: Solve for x
    x = 61,142,076,139.93/332,687.48
  6. Step 6: Final answer
    x = 183,782.32

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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.