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Finding the Fourth Proportional to 534,676.12, 802,014.18 and 179,690.14

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Solution

The fourth proportional to 534,676.12, 802,014.18 and 179,690.14 is: 269,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,676.12 : 802,014.18 = 179,690.14 : x
  2. Step 2: Convert to fraction form
    534,676.12/802,014.18 = 179,690.14/x
  3. Step 3: Cross multiply
    534,676.12x = 802,014.18 × 179,690.14
  4. Step 4: Simplify right side
    534,676.12x = 144,114,040,286.19
  5. Step 5: Solve for x
    x = 144,114,040,286.19/534,676.12
  6. Step 6: Final answer
    x = 269,535.21

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Similar ratio
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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.