Home / 493,117.30-739,165.65-268,002.10

Finding the Fourth Proportional to 493,117.30, 739,165.65 and 268,002.10

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Solution

The fourth proportional to 493,117.30, 739,165.65 and 268,002.10 is: 401,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,117.30 : 739,165.65 = 268,002.10 : x
  2. Step 2: Convert to fraction form
    493,117.30/739,165.65 = 268,002.10/x
  3. Step 3: Cross multiply
    493,117.30x = 739,165.65 × 268,002.10
  4. Step 4: Simplify right side
    493,117.30x = 198,097,946,447.87
  5. Step 5: Solve for x
    x = 198,097,946,447.87/493,117.30
  6. Step 6: Final answer
    x = 401,725.81

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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.