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Finding the Fourth Proportional to 995.27, 1,492.40 and 468.00

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Solution

The fourth proportional to 995.27, 1,492.40 and 468.00 is: 701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    995.27 : 1,492.40 = 468.00 : x
  2. Step 2: Convert to fraction form
    995.27/1,492.40 = 468.00/x
  3. Step 3: Cross multiply
    995.27x = 1,492.40 × 468.00
  4. Step 4: Simplify right side
    995.27x = 698,440.50
  5. Step 5: Solve for x
    x = 698,440.50/995.27
  6. Step 6: Final answer
    x = 701.76

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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.