Home / 296,864.20-445,296.30-164,153.80

Finding the Fourth Proportional to 296,864.20, 445,296.30 and 164,153.80

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Solution

The fourth proportional to 296,864.20, 445,296.30 and 164,153.80 is: 246,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,864.20 : 445,296.30 = 164,153.80 : x
  2. Step 2: Convert to fraction form
    296,864.20/445,296.30 = 164,153.80/x
  3. Step 3: Cross multiply
    296,864.20x = 445,296.30 × 164,153.80
  4. Step 4: Simplify right side
    296,864.20x = 73,097,079,770.94
  5. Step 5: Solve for x
    x = 73,097,079,770.94/296,864.20
  6. Step 6: Final answer
    x = 246,230.70

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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.