Home / 791,150.57-1,186,758.61-230,185.07

Finding the Fourth Proportional to 791,150.57, 1,186,758.61 and 230,185.07

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Solution

The fourth proportional to 791,150.57, 1,186,758.61 and 230,185.07 is: 345,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,150.57 : 1,186,758.61 = 230,185.07 : x
  2. Step 2: Convert to fraction form
    791,150.57/1,186,758.61 = 230,185.07/x
  3. Step 3: Cross multiply
    791,150.57x = 1,186,758.61 × 230,185.07
  4. Step 4: Simplify right side
    791,150.57x = 273,174,113,715.95
  5. Step 5: Solve for x
    x = 273,174,113,715.95/791,150.57
  6. Step 6: Final answer
    x = 345,287.14

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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.