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Finding the Fourth Proportional to 557,147.16, 836,052.72 and 202,188.84

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Solution

The fourth proportional to 557,147.16, 836,052.72 and 202,188.84 is: 303,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,147.16 : 836,052.72 = 202,188.84 : x
  2. Step 2: Convert to fraction form
    557,147.16/836,052.72 = 202,188.84/x
  3. Step 3: Cross multiply
    557,147.16x = 836,052.72 × 202,188.84
  4. Step 4: Simplify right side
    557,147.16x = 169,040,529,635.65
  5. Step 5: Solve for x
    x = 169,040,529,635.65/557,147.16
  6. Step 6: Final answer
    x = 303,403.74

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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.