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Finding the Fourth Proportional to 362,946.72, 500,894.53 and 217,757.97

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Solution

The fourth proportional to 362,946.72, 500,894.53 and 217,757.97 is: 300,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,946.72 : 500,894.53 = 217,757.97 : x
  2. Step 2: Convert to fraction form
    362,946.72/500,894.53 = 217,757.97/x
  3. Step 3: Cross multiply
    362,946.72x = 500,894.53 × 217,757.97
  4. Step 4: Simplify right side
    362,946.72x = 109,073,776,717.40
  5. Step 5: Solve for x
    x = 109,073,776,717.40/362,946.72
  6. Step 6: Final answer
    x = 300,522.83

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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.