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Finding the Fourth Proportional to 241,635.45, 362,314.29 and 99,578.79

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Solution

The fourth proportional to 241,635.45, 362,314.29 and 99,578.79 is: 149,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,635.45 : 362,314.29 = 99,578.79 : x
  2. Step 2: Convert to fraction form
    241,635.45/362,314.29 = 99,578.79/x
  3. Step 3: Cross multiply
    241,635.45x = 362,314.29 × 99,578.79
  4. Step 4: Simplify right side
    241,635.45x = 36,078,818,597.91
  5. Step 5: Solve for x
    x = 36,078,818,597.91/241,635.45
  6. Step 6: Final answer
    x = 149,310.95

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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.