Home / 844,854.72-1,267,284.68-213,768.40

Finding the Fourth Proportional to 844,854.72, 1,267,284.68 and 213,768.40

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Solution

The fourth proportional to 844,854.72, 1,267,284.68 and 213,768.40 is: 320,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,854.72 : 1,267,284.68 = 213,768.40 : x
  2. Step 2: Convert to fraction form
    844,854.72/1,267,284.68 = 213,768.40/x
  3. Step 3: Cross multiply
    844,854.72x = 1,267,284.68 × 213,768.40
  4. Step 4: Simplify right side
    844,854.72x = 270,905,418,388.11
  5. Step 5: Solve for x
    x = 270,905,418,388.11/844,854.72
  6. Step 6: Final answer
    x = 320,653.26

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1.5x scale

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.