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Finding the Fourth Proportional to 334,958.82, 462,263.84 and 191,715.80

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Solution

The fourth proportional to 334,958.82, 462,263.84 and 191,715.80 is: 264,579.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,958.82 : 462,263.84 = 191,715.80 : x
  2. Step 2: Convert to fraction form
    334,958.82/462,263.84 = 191,715.80/x
  3. Step 3: Cross multiply
    334,958.82x = 462,263.84 × 191,715.80
  4. Step 4: Simplify right side
    334,958.82x = 88,623,278,626.77
  5. Step 5: Solve for x
    x = 88,623,278,626.77/334,958.82
  6. Step 6: Final answer
    x = 264,579.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.