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Finding the Fourth Proportional to 416,453.28, 624,609.60 and 116,865.12

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Solution

The fourth proportional to 416,453.28, 624,609.60 and 116,865.12 is: 175,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,453.28 : 624,609.60 = 116,865.12 : x
  2. Step 2: Convert to fraction form
    416,453.28/624,609.60 = 116,865.12/x
  3. Step 3: Cross multiply
    416,453.28x = 624,609.60 × 116,865.12
  4. Step 4: Simplify right side
    416,453.28x = 72,995,075,857.15
  5. Step 5: Solve for x
    x = 72,995,075,857.15/416,453.28
  6. Step 6: Final answer
    x = 175,277.95

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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.