Home / 382,050.96-527,204.43-209,981.04

Finding the Fourth Proportional to 382,050.96, 527,204.43 and 209,981.04

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Solution

The fourth proportional to 382,050.96, 527,204.43 and 209,981.04 is: 289,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,050.96 : 527,204.43 = 209,981.04 : x
  2. Step 2: Convert to fraction form
    382,050.96/527,204.43 = 209,981.04/x
  3. Step 3: Cross multiply
    382,050.96x = 527,204.43 × 209,981.04
  4. Step 4: Simplify right side
    382,050.96x = 110,702,934,504.01
  5. Step 5: Solve for x
    x = 110,702,934,504.01/382,050.96
  6. Step 6: Final answer
    x = 289,759.60

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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.