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Finding the Fourth Proportional to 555,517.94, 833,104.64 and 200,485.82

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Solution

The fourth proportional to 555,517.94, 833,104.64 and 200,485.82 is: 300,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,517.94 : 833,104.64 = 200,485.82 : x
  2. Step 2: Convert to fraction form
    555,517.94/833,104.64 = 200,485.82/x
  3. Step 3: Cross multiply
    555,517.94x = 833,104.64 × 200,485.82
  4. Step 4: Simplify right side
    555,517.94x = 167,025,669,480.18
  5. Step 5: Solve for x
    x = 167,025,669,480.18/555,517.94
  6. Step 6: Final answer
    x = 300,666.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.