Home / 864,003.69-1,295,956.98-264,963.18

Finding the Fourth Proportional to 864,003.69, 1,295,956.98 and 264,963.18

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Solution

The fourth proportional to 864,003.69, 1,295,956.98 and 264,963.18 is: 397,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,003.69 : 1,295,956.98 = 264,963.18 : x
  2. Step 2: Convert to fraction form
    864,003.69/1,295,956.98 = 264,963.18/x
  3. Step 3: Cross multiply
    864,003.69x = 1,295,956.98 × 264,963.18
  4. Step 4: Simplify right side
    864,003.69x = 343,380,882,564.00
  5. Step 5: Solve for x
    x = 343,380,882,564.00/864,003.69
  6. Step 6: Final answer
    x = 397,429.88

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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.