Home / 1,654.16-2,482.18-614.88

Finding the Fourth Proportional to 1,654.16, 2,482.18 and 614.88

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Solution

The fourth proportional to 1,654.16, 2,482.18 and 614.88 is: 922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.16 : 2,482.18 = 614.88 : x
  2. Step 2: Convert to fraction form
    1,654.16/2,482.18 = 614.88/x
  3. Step 3: Cross multiply
    1,654.16x = 2,482.18 × 614.88
  4. Step 4: Simplify right side
    1,654.16x = 1,526,241.30
  5. Step 5: Solve for x
    x = 1,526,241.30/1,654.16
  6. Step 6: Final answer
    x = 922.67

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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.