Home / 226,364.36-339,284.07-213,242.36

Finding the Fourth Proportional to 226,364.36, 339,284.07 and 213,242.36

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Solution

The fourth proportional to 226,364.36, 339,284.07 and 213,242.36 is: 319,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,364.36 : 339,284.07 = 213,242.36 : x
  2. Step 2: Convert to fraction form
    226,364.36/339,284.07 = 213,242.36/x
  3. Step 3: Cross multiply
    226,364.36x = 339,284.07 × 213,242.36
  4. Step 4: Simplify right side
    226,364.36x = 72,349,734,100.78
  5. Step 5: Solve for x
    x = 72,349,734,100.78/226,364.36
  6. Step 6: Final answer
    x = 319,616.28

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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.