Home / 1,002,990.06-1,504,432.22-328,982.63

Finding the Fourth Proportional to 1,002,990.06, 1,504,432.22 and 328,982.63

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Solution

The fourth proportional to 1,002,990.06, 1,504,432.22 and 328,982.63 is: 493,456.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,990.06 : 1,504,432.22 = 328,982.63 : x
  2. Step 2: Convert to fraction form
    1,002,990.06/1,504,432.22 = 328,982.63/x
  3. Step 3: Cross multiply
    1,002,990.06x = 1,504,432.22 × 328,982.63
  4. Step 4: Simplify right side
    1,002,990.06x = 494,932,059,225.26
  5. Step 5: Solve for x
    x = 494,932,059,225.26/1,002,990.06
  6. Step 6: Final answer
    x = 493,456.59

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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.