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Finding the Fourth Proportional to 603,149.50, 832,348.57 and 327,507.71

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Solution

The fourth proportional to 603,149.50, 832,348.57 and 327,507.71 is: 451,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,149.50 : 832,348.57 = 327,507.71 : x
  2. Step 2: Convert to fraction form
    603,149.50/832,348.57 = 327,507.71/x
  3. Step 3: Cross multiply
    603,149.50x = 832,348.57 × 327,507.71
  4. Step 4: Simplify right side
    603,149.50x = 272,600,570,662.62
  5. Step 5: Solve for x
    x = 272,600,570,662.62/603,149.50
  6. Step 6: Final answer
    x = 451,961.86

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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.