Home / 330,847.40-496,271.10-204,588.20

Finding the Fourth Proportional to 330,847.40, 496,271.10 and 204,588.20

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Solution

The fourth proportional to 330,847.40, 496,271.10 and 204,588.20 is: 306,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,847.40 : 496,271.10 = 204,588.20 : x
  2. Step 2: Convert to fraction form
    330,847.40/496,271.10 = 204,588.20/x
  3. Step 3: Cross multiply
    330,847.40x = 496,271.10 × 204,588.20
  4. Step 4: Simplify right side
    330,847.40x = 101,531,211,061.02
  5. Step 5: Solve for x
    x = 101,531,211,061.02/330,847.40
  6. Step 6: Final answer
    x = 306,882.30

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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.