Home / 1,524.16-2,286.08-549.76

Finding the Fourth Proportional to 1,524.16, 2,286.08 and 549.76

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Solution

The fourth proportional to 1,524.16, 2,286.08 and 549.76 is: 824.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.16 : 2,286.08 = 549.76 : x
  2. Step 2: Convert to fraction form
    1,524.16/2,286.08 = 549.76/x
  3. Step 3: Cross multiply
    1,524.16x = 2,286.08 × 549.76
  4. Step 4: Simplify right side
    1,524.16x = 1,256,795.34
  5. Step 5: Solve for x
    x = 1,256,795.34/1,524.16
  6. Step 6: Final answer
    x = 824.58

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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.