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Finding the Fourth Proportional to 1,206.70, 1,810.13 and 466.67

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Solution

The fourth proportional to 1,206.70, 1,810.13 and 466.67 is: 700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206.70 : 1,810.13 = 466.67 : x
  2. Step 2: Convert to fraction form
    1,206.70/1,810.13 = 466.67/x
  3. Step 3: Cross multiply
    1,206.70x = 1,810.13 × 466.67
  4. Step 4: Simplify right side
    1,206.70x = 844,733.37
  5. Step 5: Solve for x
    x = 844,733.37/1,206.70
  6. Step 6: Final answer
    x = 700.04

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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.