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Finding the Fourth Proportional to 301,522.92, 452,296.68 and 76,889.18

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Solution

The fourth proportional to 301,522.92, 452,296.68 and 76,889.18 is: 115,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,522.92 : 452,296.68 = 76,889.18 : x
  2. Step 2: Convert to fraction form
    301,522.92/452,296.68 = 76,889.18/x
  3. Step 3: Cross multiply
    301,522.92x = 452,296.68 × 76,889.18
  4. Step 4: Simplify right side
    301,522.92x = 34,776,720,841.92
  5. Step 5: Solve for x
    x = 34,776,720,841.92/301,522.92
  6. Step 6: Final answer
    x = 115,336.91

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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.