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Finding the Fourth Proportional to 416,052.60, 624,693.30 and 322,663.80

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Solution

The fourth proportional to 416,052.60, 624,693.30 and 322,663.80 is: 484,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,052.60 : 624,693.30 = 322,663.80 : x
  2. Step 2: Convert to fraction form
    416,052.60/624,693.30 = 322,663.80/x
  3. Step 3: Cross multiply
    416,052.60x = 624,693.30 × 322,663.80
  4. Step 4: Simplify right side
    416,052.60x = 201,565,914,012.54
  5. Step 5: Solve for x
    x = 201,565,914,012.54/416,052.60
  6. Step 6: Final answer
    x = 484,472.19

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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.