Home / 816,266.26-1,224,400.75-310,711.14

Finding the Fourth Proportional to 816,266.26, 1,224,400.75 and 310,711.14

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Solution

The fourth proportional to 816,266.26, 1,224,400.75 and 310,711.14 is: 466,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,266.26 : 1,224,400.75 = 310,711.14 : x
  2. Step 2: Convert to fraction form
    816,266.26/1,224,400.75 = 310,711.14/x
  3. Step 3: Cross multiply
    816,266.26x = 1,224,400.75 × 310,711.14
  4. Step 4: Simplify right side
    816,266.26x = 380,434,946,727.35
  5. Step 5: Solve for x
    x = 380,434,946,727.35/816,266.26
  6. Step 6: Final answer
    x = 466,067.22

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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.