Home / 1,015,228.90-1,522,845.24-416,082.88

Finding the Fourth Proportional to 1,015,228.90, 1,522,845.24 and 416,082.88

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Solution

The fourth proportional to 1,015,228.90, 1,522,845.24 and 416,082.88 is: 624,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,228.90 : 1,522,845.24 = 416,082.88 : x
  2. Step 2: Convert to fraction form
    1,015,228.90/1,522,845.24 = 416,082.88/x
  3. Step 3: Cross multiply
    1,015,228.90x = 1,522,845.24 × 416,082.88
  4. Step 4: Simplify right side
    1,015,228.90x = 633,629,833,253.49
  5. Step 5: Solve for x
    x = 633,629,833,253.49/1,015,228.90
  6. Step 6: Final answer
    x = 624,125.09

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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.