Home / 1,082,731.46-1,624,321.32-324,542.30

Finding the Fourth Proportional to 1,082,731.46, 1,624,321.32 and 324,542.30

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Solution

The fourth proportional to 1,082,731.46, 1,624,321.32 and 324,542.30 is: 486,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,731.46 : 1,624,321.32 = 324,542.30 : x
  2. Step 2: Convert to fraction form
    1,082,731.46/1,624,321.32 = 324,542.30/x
  3. Step 3: Cross multiply
    1,082,731.46x = 1,624,321.32 × 324,542.30
  4. Step 4: Simplify right side
    1,082,731.46x = 527,160,977,131.84
  5. Step 5: Solve for x
    x = 527,160,977,131.84/1,082,731.46
  6. Step 6: Final answer
    x = 486,880.63

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Double scale
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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.