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Finding the Fourth Proportional to 301,635.90, 452,514.60 and 88,403.40

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Solution

The fourth proportional to 301,635.90, 452,514.60 and 88,403.40 is: 132,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,635.90 : 452,514.60 = 88,403.40 : x
  2. Step 2: Convert to fraction form
    301,635.90/452,514.60 = 88,403.40/x
  3. Step 3: Cross multiply
    301,635.90x = 452,514.60 × 88,403.40
  4. Step 4: Simplify right side
    301,635.90x = 40,003,829,189.64
  5. Step 5: Solve for x
    x = 40,003,829,189.64/301,635.90
  6. Step 6: Final answer
    x = 132,622.90

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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.