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Finding the Fourth Proportional to 995.37, 1,492.70 and 337.14

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Solution

The fourth proportional to 995.37, 1,492.70 and 337.14 is: 505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    995.37 : 1,492.70 = 337.14 : x
  2. Step 2: Convert to fraction form
    995.37/1,492.70 = 337.14/x
  3. Step 3: Cross multiply
    995.37x = 1,492.70 × 337.14
  4. Step 4: Simplify right side
    995.37x = 503,247.19
  5. Step 5: Solve for x
    x = 503,247.19/995.37
  6. Step 6: Final answer
    x = 505.59

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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.