Home / 405,226.11-559,208.48-223,950.27

Finding the Fourth Proportional to 405,226.11, 559,208.48 and 223,950.27

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Solution

The fourth proportional to 405,226.11, 559,208.48 and 223,950.27 is: 309,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,226.11 : 559,208.48 = 223,950.27 : x
  2. Step 2: Convert to fraction form
    405,226.11/559,208.48 = 223,950.27/x
  3. Step 3: Cross multiply
    405,226.11x = 559,208.48 × 223,950.27
  4. Step 4: Simplify right side
    405,226.11x = 125,234,888,962.54
  5. Step 5: Solve for x
    x = 125,234,888,962.54/405,226.11
  6. Step 6: Final answer
    x = 309,049.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.