Home / 307,538.44-424,432.26-192,835.24

Finding the Fourth Proportional to 307,538.44, 424,432.26 and 192,835.24

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Solution

The fourth proportional to 307,538.44, 424,432.26 and 192,835.24 is: 266,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,538.44 : 424,432.26 = 192,835.24 : x
  2. Step 2: Convert to fraction form
    307,538.44/424,432.26 = 192,835.24/x
  3. Step 3: Cross multiply
    307,538.44x = 424,432.26 × 192,835.24
  4. Step 4: Simplify right side
    307,538.44x = 81,845,496,720.84
  5. Step 5: Solve for x
    x = 81,845,496,720.84/307,538.44
  6. Step 6: Final answer
    x = 266,130.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.