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Finding the Fourth Proportional to 1,342.91, 2,014.71 and 562.49

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Solution

The fourth proportional to 1,342.91, 2,014.71 and 562.49 is: 843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.91 : 2,014.71 = 562.49 : x
  2. Step 2: Convert to fraction form
    1,342.91/2,014.71 = 562.49/x
  3. Step 3: Cross multiply
    1,342.91x = 2,014.71 × 562.49
  4. Step 4: Simplify right side
    1,342.91x = 1,133,244.15
  5. Step 5: Solve for x
    x = 1,133,244.15/1,342.91
  6. Step 6: Final answer
    x = 843.88

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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.