Home / 829,395.39-1,244,290.50-268,429.89

Finding the Fourth Proportional to 829,395.39, 1,244,290.50 and 268,429.89

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Solution

The fourth proportional to 829,395.39, 1,244,290.50 and 268,429.89 is: 402,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,395.39 : 1,244,290.50 = 268,429.89 : x
  2. Step 2: Convert to fraction form
    829,395.39/1,244,290.50 = 268,429.89/x
  3. Step 3: Cross multiply
    829,395.39x = 1,244,290.50 × 268,429.89
  4. Step 4: Simplify right side
    829,395.39x = 334,004,762,043.05
  5. Step 5: Solve for x
    x = 334,004,762,043.05/829,395.39
  6. Step 6: Final answer
    x = 402,708.73

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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.