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Finding the Fourth Proportional to 301,348.17, 452,033.51 and 76,713.84

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Solution

The fourth proportional to 301,348.17, 452,033.51 and 76,713.84 is: 115,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,348.17 : 452,033.51 = 76,713.84 : x
  2. Step 2: Convert to fraction form
    301,348.17/452,033.51 = 76,713.84/x
  3. Step 3: Cross multiply
    301,348.17x = 452,033.51 × 76,713.84
  4. Step 4: Simplify right side
    301,348.17x = 34,677,225,977.21
  5. Step 5: Solve for x
    x = 34,677,225,977.21/301,348.17
  6. Step 6: Final answer
    x = 115,073.62

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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.