Home / 675,654.09-1,013,638.83-195,891.90

Finding the Fourth Proportional to 675,654.09, 1,013,638.83 and 195,891.90

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Solution

The fourth proportional to 675,654.09, 1,013,638.83 and 195,891.90 is: 293,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,654.09 : 1,013,638.83 = 195,891.90 : x
  2. Step 2: Convert to fraction form
    675,654.09/1,013,638.83 = 195,891.90/x
  3. Step 3: Cross multiply
    675,654.09x = 1,013,638.83 × 195,891.90
  4. Step 4: Simplify right side
    675,654.09x = 198,563,636,322.48
  5. Step 5: Solve for x
    x = 198,563,636,322.48/675,654.09
  6. Step 6: Final answer
    x = 293,883.57

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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.