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Finding the Fourth Proportional to 365,314.13, 504,111.77 and 201,960.84

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Solution

The fourth proportional to 365,314.13, 504,111.77 and 201,960.84 is: 278,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,314.13 : 504,111.77 = 201,960.84 : x
  2. Step 2: Convert to fraction form
    365,314.13/504,111.77 = 201,960.84/x
  3. Step 3: Cross multiply
    365,314.13x = 504,111.77 × 201,960.84
  4. Step 4: Simplify right side
    365,314.13x = 101,810,838,161.06
  5. Step 5: Solve for x
    x = 101,810,838,161.06/365,314.13
  6. Step 6: Final answer
    x = 278,693.95

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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.