Home / 1,166.01-1,748.40-435.18

Finding the Fourth Proportional to 1,166.01, 1,748.40 and 435.18

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Solution

The fourth proportional to 1,166.01, 1,748.40 and 435.18 is: 652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.01 : 1,748.40 = 435.18 : x
  2. Step 2: Convert to fraction form
    1,166.01/1,748.40 = 435.18/x
  3. Step 3: Cross multiply
    1,166.01x = 1,748.40 × 435.18
  4. Step 4: Simplify right side
    1,166.01x = 760,868.71
  5. Step 5: Solve for x
    x = 760,868.71/1,166.01
  6. Step 6: Final answer
    x = 652.54

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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.