Home / 299,154.90-448,977.15-296,822.10

Finding the Fourth Proportional to 299,154.90, 448,977.15 and 296,822.10

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Solution

The fourth proportional to 299,154.90, 448,977.15 and 296,822.10 is: 445,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,154.90 : 448,977.15 = 296,822.10 : x
  2. Step 2: Convert to fraction form
    299,154.90/448,977.15 = 296,822.10/x
  3. Step 3: Cross multiply
    299,154.90x = 448,977.15 × 296,822.10
  4. Step 4: Simplify right side
    299,154.90x = 133,266,340,515.02
  5. Step 5: Solve for x
    x = 133,266,340,515.02/299,154.90
  6. Step 6: Final answer
    x = 445,476.04

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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.