Home / 810,758.34-1,216,310.04-242,133.48

Finding the Fourth Proportional to 810,758.34, 1,216,310.04 and 242,133.48

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Solution

The fourth proportional to 810,758.34, 1,216,310.04 and 242,133.48 is: 363,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,758.34 : 1,216,310.04 = 242,133.48 : x
  2. Step 2: Convert to fraction form
    810,758.34/1,216,310.04 = 242,133.48/x
  3. Step 3: Cross multiply
    810,758.34x = 1,216,310.04 × 242,133.48
  4. Step 4: Simplify right side
    810,758.34x = 294,509,382,744.14
  5. Step 5: Solve for x
    x = 294,509,382,744.14/810,758.34
  6. Step 6: Final answer
    x = 363,251.75

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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.