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Finding the Fourth Proportional to 503,175.87, 694,670.36 and 333,640.35

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Solution

The fourth proportional to 503,175.87, 694,670.36 and 333,640.35 is: 460,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,175.87 : 694,670.36 = 333,640.35 : x
  2. Step 2: Convert to fraction form
    503,175.87/694,670.36 = 333,640.35/x
  3. Step 3: Cross multiply
    503,175.87x = 694,670.36 × 333,640.35
  4. Step 4: Simplify right side
    503,175.87x = 231,770,060,376.82
  5. Step 5: Solve for x
    x = 231,770,060,376.82/503,175.87
  6. Step 6: Final answer
    x = 460,614.42

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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.