Home / 442,033.02-663,245.56-231,620.94

Finding the Fourth Proportional to 442,033.02, 663,245.56 and 231,620.94

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Solution

The fourth proportional to 442,033.02, 663,245.56 and 231,620.94 is: 347,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,033.02 : 663,245.56 = 231,620.94 : x
  2. Step 2: Convert to fraction form
    442,033.02/663,245.56 = 231,620.94/x
  3. Step 3: Cross multiply
    442,033.02x = 663,245.56 × 231,620.94
  4. Step 4: Simplify right side
    442,033.02x = 153,621,560,058.03
  5. Step 5: Solve for x
    x = 153,621,560,058.03/442,033.02
  6. Step 6: Final answer
    x = 347,534.13

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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.