Home / 436,974.90-603,114.68-275,721.30

Finding the Fourth Proportional to 436,974.90, 603,114.68 and 275,721.30

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Solution

The fourth proportional to 436,974.90, 603,114.68 and 275,721.30 is: 380,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,974.90 : 603,114.68 = 275,721.30 : x
  2. Step 2: Convert to fraction form
    436,974.90/603,114.68 = 275,721.30/x
  3. Step 3: Cross multiply
    436,974.90x = 603,114.68 × 275,721.30
  4. Step 4: Simplify right side
    436,974.90x = 166,291,563,618.68
  5. Step 5: Solve for x
    x = 166,291,563,618.68/436,974.90
  6. Step 6: Final answer
    x = 380,551.75

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1.5x scale

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.