Home / 442,029.02-663,239.55-231,616.94

Finding the Fourth Proportional to 442,029.02, 663,239.55 and 231,616.94

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Solution

The fourth proportional to 442,029.02, 663,239.55 and 231,616.94 is: 347,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,029.02 : 663,239.55 = 231,616.94 : x
  2. Step 2: Convert to fraction form
    442,029.02/663,239.55 = 231,616.94/x
  3. Step 3: Cross multiply
    442,029.02x = 663,239.55 × 231,616.94
  4. Step 4: Simplify right side
    442,029.02x = 153,617,515,057.98
  5. Step 5: Solve for x
    x = 153,617,515,057.98/442,029.02
  6. Step 6: Final answer
    x = 347,528.12

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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.