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Finding the Fourth Proportional to 300,077.33, 413,911.63 and 192,476.93

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Solution

The fourth proportional to 300,077.33, 413,911.63 and 192,476.93 is: 265,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,077.33 : 413,911.63 = 192,476.93 : x
  2. Step 2: Convert to fraction form
    300,077.33/413,911.63 = 192,476.93/x
  3. Step 3: Cross multiply
    300,077.33x = 413,911.63 × 192,476.93
  4. Step 4: Simplify right side
    300,077.33x = 79,668,439,833.70
  5. Step 5: Solve for x
    x = 79,668,439,833.70/300,077.33
  6. Step 6: Final answer
    x = 265,493.03

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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.