Home / 294,002.10-440,549.55-218,769.30

Finding the Fourth Proportional to 294,002.10, 440,549.55 and 218,769.30

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Solution

The fourth proportional to 294,002.10, 440,549.55 and 218,769.30 is: 327,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,002.10 : 440,549.55 = 218,769.30 : x
  2. Step 2: Convert to fraction form
    294,002.10/440,549.55 = 218,769.30/x
  3. Step 3: Cross multiply
    294,002.10x = 440,549.55 × 218,769.30
  4. Step 4: Simplify right side
    294,002.10x = 96,378,716,668.82
  5. Step 5: Solve for x
    x = 96,378,716,668.82/294,002.10
  6. Step 6: Final answer
    x = 327,816.42

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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.