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Finding the Fourth Proportional to 1,492.64, 2,239.10 and 567.95

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Solution

The fourth proportional to 1,492.64, 2,239.10 and 567.95 is: 851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.64 : 2,239.10 = 567.95 : x
  2. Step 2: Convert to fraction form
    1,492.64/2,239.10 = 567.95/x
  3. Step 3: Cross multiply
    1,492.64x = 2,239.10 × 567.95
  4. Step 4: Simplify right side
    1,492.64x = 1,271,684.94
  5. Step 5: Solve for x
    x = 1,271,684.94/1,492.64
  6. Step 6: Final answer
    x = 851.97

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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.