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Finding the Fourth Proportional to 360,786.19, 497,477.49 and 269,850.73

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Solution

The fourth proportional to 360,786.19, 497,477.49 and 269,850.73 is: 372,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,786.19 : 497,477.49 = 269,850.73 : x
  2. Step 2: Convert to fraction form
    360,786.19/497,477.49 = 269,850.73/x
  3. Step 3: Cross multiply
    360,786.19x = 497,477.49 × 269,850.73
  4. Step 4: Simplify right side
    360,786.19x = 134,244,663,835.07
  5. Step 5: Solve for x
    x = 134,244,663,835.07/360,786.19
  6. Step 6: Final answer
    x = 372,089.25

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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.