Home / 644,460.34-967,134.28-223,736.22

Finding the Fourth Proportional to 644,460.34, 967,134.28 and 223,736.22

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Solution

The fourth proportional to 644,460.34, 967,134.28 and 223,736.22 is: 335,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,460.34 : 967,134.28 = 223,736.22 : x
  2. Step 2: Convert to fraction form
    644,460.34/967,134.28 = 223,736.22/x
  3. Step 3: Cross multiply
    644,460.34x = 967,134.28 × 223,736.22
  4. Step 4: Simplify right side
    644,460.34x = 216,382,968,039.62
  5. Step 5: Solve for x
    x = 216,382,968,039.62/644,460.34
  6. Step 6: Final answer
    x = 335,758.39

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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.