Home / 995,241.44-1,492,816.80-321,353.84

Finding the Fourth Proportional to 995,241.44, 1,492,816.80 and 321,353.84

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Solution

The fourth proportional to 995,241.44, 1,492,816.80 and 321,353.84 is: 482,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,241.44 : 1,492,816.80 = 321,353.84 : x
  2. Step 2: Convert to fraction form
    995,241.44/1,492,816.80 = 321,353.84/x
  3. Step 3: Cross multiply
    995,241.44x = 1,492,816.80 × 321,353.84
  4. Step 4: Simplify right side
    995,241.44x = 479,722,411,096.51
  5. Step 5: Solve for x
    x = 479,722,411,096.51/995,241.44
  6. Step 6: Final answer
    x = 482,016.11

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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.