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Finding the Fourth Proportional to 301,636.90, 452,516.10 and 88,404.40

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Solution

The fourth proportional to 301,636.90, 452,516.10 and 88,404.40 is: 132,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,636.90 : 452,516.10 = 88,404.40 : x
  2. Step 2: Convert to fraction form
    301,636.90/452,516.10 = 88,404.40/x
  3. Step 3: Cross multiply
    301,636.90x = 452,516.10 × 88,404.40
  4. Step 4: Simplify right side
    301,636.90x = 40,004,414,310.84
  5. Step 5: Solve for x
    x = 40,004,414,310.84/301,636.90
  6. Step 6: Final answer
    x = 132,624.40

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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.