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Finding the Fourth Proportional to 496,165.00, 684,687.02 and 281,319.58

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Solution

The fourth proportional to 496,165.00, 684,687.02 and 281,319.58 is: 388,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,165.00 : 684,687.02 = 281,319.58 : x
  2. Step 2: Convert to fraction form
    496,165.00/684,687.02 = 281,319.58/x
  3. Step 3: Cross multiply
    496,165.00x = 684,687.02 × 281,319.58
  4. Step 4: Simplify right side
    496,165.00x = 192,615,864,897.85
  5. Step 5: Solve for x
    x = 192,615,864,897.85/496,165.00
  6. Step 6: Final answer
    x = 388,209.30

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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.