Home / 300,022.11-413,700.62-192,551.31

Finding the Fourth Proportional to 300,022.11, 413,700.62 and 192,551.31

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Solution

The fourth proportional to 300,022.11, 413,700.62 and 192,551.31 is: 265,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,022.11 : 413,700.62 = 192,551.31 : x
  2. Step 2: Convert to fraction form
    300,022.11/413,700.62 = 192,551.31/x
  3. Step 3: Cross multiply
    300,022.11x = 413,700.62 × 192,551.31
  4. Step 4: Simplify right side
    300,022.11x = 79,658,595,366.06
  5. Step 5: Solve for x
    x = 79,658,595,366.06/300,022.11
  6. Step 6: Final answer
    x = 265,509.08

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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.