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Finding the Fourth Proportional to 220,593.17, 330,926.66 and 173,206.35

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Solution

The fourth proportional to 220,593.17, 330,926.66 and 173,206.35 is: 259,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,593.17 : 330,926.66 = 173,206.35 : x
  2. Step 2: Convert to fraction form
    220,593.17/330,926.66 = 173,206.35/x
  3. Step 3: Cross multiply
    220,593.17x = 330,926.66 × 173,206.35
  4. Step 4: Simplify right side
    220,593.17x = 57,318,596,375.63
  5. Step 5: Solve for x
    x = 57,318,596,375.63/220,593.17
  6. Step 6: Final answer
    x = 259,838.50

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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.