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Finding the Fourth Proportional to 1,166.01, 1,749.03 and 300.30

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Solution

The fourth proportional to 1,166.01, 1,749.03 and 300.30 is: 450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.01 : 1,749.03 = 300.30 : x
  2. Step 2: Convert to fraction form
    1,166.01/1,749.03 = 300.30/x
  3. Step 3: Cross multiply
    1,166.01x = 1,749.03 × 300.30
  4. Step 4: Simplify right side
    1,166.01x = 525,233.71
  5. Step 5: Solve for x
    x = 525,233.71/1,166.01
  6. Step 6: Final answer
    x = 450.45

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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.