Home / 442,034.02-663,247.06-231,621.94

Finding the Fourth Proportional to 442,034.02, 663,247.06 and 231,621.94

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Solution

The fourth proportional to 442,034.02, 663,247.06 and 231,621.94 is: 347,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,034.02 : 663,247.06 = 231,621.94 : x
  2. Step 2: Convert to fraction form
    442,034.02/663,247.06 = 231,621.94/x
  3. Step 3: Cross multiply
    442,034.02x = 663,247.06 × 231,621.94
  4. Step 4: Simplify right side
    442,034.02x = 153,622,570,736.50
  5. Step 5: Solve for x
    x = 153,622,570,736.50/442,034.02
  6. Step 6: Final answer
    x = 347,535.63

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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.