Home / 352,848.61-486,823.83-199,862.49

Finding the Fourth Proportional to 352,848.61, 486,823.83 and 199,862.49

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Solution

The fourth proportional to 352,848.61, 486,823.83 and 199,862.49 is: 275,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,848.61 : 486,823.83 = 199,862.49 : x
  2. Step 2: Convert to fraction form
    352,848.61/486,823.83 = 199,862.49/x
  3. Step 3: Cross multiply
    352,848.61x = 486,823.83 × 199,862.49
  4. Step 4: Simplify right side
    352,848.61x = 97,297,822,855.14
  5. Step 5: Solve for x
    x = 97,297,822,855.14/352,848.61
  6. Step 6: Final answer
    x = 275,749.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.