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Finding the Fourth Proportional to 293,722.50, 440,584.08 and 80,492.22

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Solution

The fourth proportional to 293,722.50, 440,584.08 and 80,492.22 is: 120,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,722.50 : 440,584.08 = 80,492.22 : x
  2. Step 2: Convert to fraction form
    293,722.50/440,584.08 = 80,492.22/x
  3. Step 3: Cross multiply
    293,722.50x = 440,584.08 × 80,492.22
  4. Step 4: Simplify right side
    293,722.50x = 35,463,590,695.86
  5. Step 5: Solve for x
    x = 35,463,590,695.86/293,722.50
  6. Step 6: Final answer
    x = 120,738.42

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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.