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Finding the Fourth Proportional to 301,755.81, 452,634.32 and 112,257.73

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Solution

The fourth proportional to 301,755.81, 452,634.32 and 112,257.73 is: 168,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,755.81 : 452,634.32 = 112,257.73 : x
  2. Step 2: Convert to fraction form
    301,755.81/452,634.32 = 112,257.73/x
  3. Step 3: Cross multiply
    301,755.81x = 452,634.32 × 112,257.73
  4. Step 4: Simplify right side
    301,755.81x = 50,811,701,283.29
  5. Step 5: Solve for x
    x = 50,811,701,283.29/301,755.81
  6. Step 6: Final answer
    x = 168,386.82

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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.