Home / 442,041.02-663,257.56-231,628.94

Finding the Fourth Proportional to 442,041.02, 663,257.56 and 231,628.94

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Solution

The fourth proportional to 442,041.02, 663,257.56 and 231,628.94 is: 347,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,041.02 : 663,257.56 = 231,628.94 : x
  2. Step 2: Convert to fraction form
    442,041.02/663,257.56 = 231,628.94/x
  3. Step 3: Cross multiply
    442,041.02x = 663,257.56 × 231,628.94
  4. Step 4: Simplify right side
    442,041.02x = 153,629,645,569.79
  5. Step 5: Solve for x
    x = 153,629,645,569.79/442,041.02
  6. Step 6: Final answer
    x = 347,546.13

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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.