Home / 400,723.04-601,305.92-223,330.03

Finding the Fourth Proportional to 400,723.04, 601,305.92 and 223,330.03

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Solution

The fourth proportional to 400,723.04, 601,305.92 and 223,330.03 is: 335,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,723.04 : 601,305.92 = 223,330.03 : x
  2. Step 2: Convert to fraction form
    400,723.04/601,305.92 = 223,330.03/x
  3. Step 3: Cross multiply
    400,723.04x = 601,305.92 × 223,330.03
  4. Step 4: Simplify right side
    400,723.04x = 134,289,669,152.78
  5. Step 5: Solve for x
    x = 134,289,669,152.78/400,723.04
  6. Step 6: Final answer
    x = 335,118.41

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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.