Home / 352,618.30-486,820.92-214,849.18

Finding the Fourth Proportional to 352,618.30, 486,820.92 and 214,849.18

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Solution

The fourth proportional to 352,618.30, 486,820.92 and 214,849.18 is: 296,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,618.30 : 486,820.92 = 214,849.18 : x
  2. Step 2: Convert to fraction form
    352,618.30/486,820.92 = 214,849.18/x
  3. Step 3: Cross multiply
    352,618.30x = 486,820.92 × 214,849.18
  4. Step 4: Simplify right side
    352,618.30x = 104,593,075,468.85
  5. Step 5: Solve for x
    x = 104,593,075,468.85/352,618.30
  6. Step 6: Final answer
    x = 296,618.40

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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.