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Finding the Fourth Proportional to 557,593.10, 836,667.48 and 220,876.43

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Solution

The fourth proportional to 557,593.10, 836,667.48 and 220,876.43 is: 331,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,593.10 : 836,667.48 = 220,876.43 : x
  2. Step 2: Convert to fraction form
    557,593.10/836,667.48 = 220,876.43/x
  3. Step 3: Cross multiply
    557,593.10x = 836,667.48 × 220,876.43
  4. Step 4: Simplify right side
    557,593.10x = 184,800,121,896.16
  5. Step 5: Solve for x
    x = 184,800,121,896.16/557,593.10
  6. Step 6: Final answer
    x = 331,424.70

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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.