Home / 300,132.30-413,777.26-192,515.52

Finding the Fourth Proportional to 300,132.30, 413,777.26 and 192,515.52

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Solution

The fourth proportional to 300,132.30, 413,777.26 and 192,515.52 is: 265,411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,132.30 : 413,777.26 = 192,515.52 : x
  2. Step 2: Convert to fraction form
    300,132.30/413,777.26 = 192,515.52/x
  3. Step 3: Cross multiply
    300,132.30x = 413,777.26 × 192,515.52
  4. Step 4: Simplify right side
    300,132.30x = 79,658,544,373.08
  5. Step 5: Solve for x
    x = 79,658,544,373.08/300,132.30
  6. Step 6: Final answer
    x = 265,411.43

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1.5x scale

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.