Home / 1,144.17-1,716.23-322.67

Finding the Fourth Proportional to 1,144.17, 1,716.23 and 322.67

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Solution

The fourth proportional to 1,144.17, 1,716.23 and 322.67 is: 483.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144.17 : 1,716.23 = 322.67 : x
  2. Step 2: Convert to fraction form
    1,144.17/1,716.23 = 322.67/x
  3. Step 3: Cross multiply
    1,144.17x = 1,716.23 × 322.67
  4. Step 4: Simplify right side
    1,144.17x = 553,765.74
  5. Step 5: Solve for x
    x = 553,765.74/1,144.17
  6. Step 6: Final answer
    x = 483.99

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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.