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Finding the Fourth Proportional to 301,701.26, 452,556.01 and 77,063.55

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Solution

The fourth proportional to 301,701.26, 452,556.01 and 77,063.55 is: 115,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,701.26 : 452,556.01 = 77,063.55 : x
  2. Step 2: Convert to fraction form
    301,701.26/452,556.01 = 77,063.55/x
  3. Step 3: Cross multiply
    301,701.26x = 452,556.01 × 77,063.55
  4. Step 4: Simplify right side
    301,701.26x = 34,875,573,649.31
  5. Step 5: Solve for x
    x = 34,875,573,649.31/301,701.26
  6. Step 6: Final answer
    x = 115,596.38

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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.