Home / 399,165.04-550,834.04-237,936.98

Finding the Fourth Proportional to 399,165.04, 550,834.04 and 237,936.98

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Solution

The fourth proportional to 399,165.04, 550,834.04 and 237,936.98 is: 328,344.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,165.04 : 550,834.04 = 237,936.98 : x
  2. Step 2: Convert to fraction form
    399,165.04/550,834.04 = 237,936.98/x
  3. Step 3: Cross multiply
    399,165.04x = 550,834.04 × 237,936.98
  4. Step 4: Simplify right side
    399,165.04x = 131,063,787,958.80
  5. Step 5: Solve for x
    x = 131,063,787,958.80/399,165.04
  6. Step 6: Final answer
    x = 328,344.86

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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.