Home / 440,108.52-659,306.21-324,492.44

Finding the Fourth Proportional to 440,108.52, 659,306.21 and 324,492.44

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Solution

The fourth proportional to 440,108.52, 659,306.21 and 324,492.44 is: 486,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,108.52 : 659,306.21 = 324,492.44 : x
  2. Step 2: Convert to fraction form
    440,108.52/659,306.21 = 324,492.44/x
  3. Step 3: Cross multiply
    440,108.52x = 659,306.21 × 324,492.44
  4. Step 4: Simplify right side
    440,108.52x = 213,939,875,871.06
  5. Step 5: Solve for x
    x = 213,939,875,871.06/440,108.52
  6. Step 6: Final answer
    x = 486,107.10

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1.5x scale

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.