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Finding the Fourth Proportional to 555,520.94, 833,109.43 and 200,490.02

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Solution

The fourth proportional to 555,520.94, 833,109.43 and 200,490.02 is: 300,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,520.94 : 833,109.43 = 200,490.02 : x
  2. Step 2: Convert to fraction form
    555,520.94/833,109.43 = 200,490.02/x
  3. Step 3: Cross multiply
    555,520.94x = 833,109.43 × 200,490.02
  4. Step 4: Simplify right side
    555,520.94x = 167,030,126,282.89
  5. Step 5: Solve for x
    x = 167,030,126,282.89/555,520.94
  6. Step 6: Final answer
    x = 300,672.96

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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.