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Finding the Fourth Proportional to 300,881.37, 415,262.04 and 192,032.67

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Solution

The fourth proportional to 300,881.37, 415,262.04 and 192,032.67 is: 265,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,881.37 : 415,262.04 = 192,032.67 : x
  2. Step 2: Convert to fraction form
    300,881.37/415,262.04 = 192,032.67/x
  3. Step 3: Cross multiply
    300,881.37x = 415,262.04 × 192,032.67
  4. Step 4: Simplify right side
    300,881.37x = 79,743,878,290.85
  5. Step 5: Solve for x
    x = 79,743,878,290.85/300,881.37
  6. Step 6: Final answer
    x = 265,034.28

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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.