Home / 284,259.14-426,611.57-198,311.07

Finding the Fourth Proportional to 284,259.14, 426,611.57 and 198,311.07

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Solution

The fourth proportional to 284,259.14, 426,611.57 and 198,311.07 is: 297,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,259.14 : 426,611.57 = 198,311.07 : x
  2. Step 2: Convert to fraction form
    284,259.14/426,611.57 = 198,311.07/x
  3. Step 3: Cross multiply
    284,259.14x = 426,611.57 × 198,311.07
  4. Step 4: Simplify right side
    284,259.14x = 84,601,797,529.32
  5. Step 5: Solve for x
    x = 84,601,797,529.32/284,259.14
  6. Step 6: Final answer
    x = 297,622.08

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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.