Home / 982,492.27-1,473,738.31-272,520.34

Finding the Fourth Proportional to 982,492.27, 1,473,738.31 and 272,520.34

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Solution

The fourth proportional to 982,492.27, 1,473,738.31 and 272,520.34 is: 408,780.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,492.27 : 1,473,738.31 = 272,520.34 : x
  2. Step 2: Convert to fraction form
    982,492.27/1,473,738.31 = 272,520.34/x
  3. Step 3: Cross multiply
    982,492.27x = 1,473,738.31 × 272,520.34
  4. Step 4: Simplify right side
    982,492.27x = 401,623,665,312.23
  5. Step 5: Solve for x
    x = 401,623,665,312.23/982,492.27
  6. Step 6: Final answer
    x = 408,780.48

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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.