Home / 816,048.72-1,224,474.03-367,086.78

Finding the Fourth Proportional to 816,048.72, 1,224,474.03 and 367,086.78

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Solution

The fourth proportional to 816,048.72, 1,224,474.03 and 367,086.78 is: 550,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,048.72 : 1,224,474.03 = 367,086.78 : x
  2. Step 2: Convert to fraction form
    816,048.72/1,224,474.03 = 367,086.78/x
  3. Step 3: Cross multiply
    816,048.72x = 1,224,474.03 × 367,086.78
  4. Step 4: Simplify right side
    816,048.72x = 449,488,228,866.32
  5. Step 5: Solve for x
    x = 449,488,228,866.32/816,048.72
  6. Step 6: Final answer
    x = 550,810.53

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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.