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Finding the Fourth Proportional to 416,265.60, 624,426.30 and 146,361.42

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Solution

The fourth proportional to 416,265.60, 624,426.30 and 146,361.42 is: 219,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,265.60 : 624,426.30 = 146,361.42 : x
  2. Step 2: Convert to fraction form
    416,265.60/624,426.30 = 146,361.42/x
  3. Step 3: Cross multiply
    416,265.60x = 624,426.30 × 146,361.42
  4. Step 4: Simplify right side
    416,265.60x = 91,391,919,953.35
  5. Step 5: Solve for x
    x = 91,391,919,953.35/416,265.60
  6. Step 6: Final answer
    x = 219,551.94

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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.