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Finding the Fourth Proportional to 546,067.86, 753,611.49 and 331,216.98

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Solution

The fourth proportional to 546,067.86, 753,611.49 and 331,216.98 is: 457,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,067.86 : 753,611.49 = 331,216.98 : x
  2. Step 2: Convert to fraction form
    546,067.86/753,611.49 = 331,216.98/x
  3. Step 3: Cross multiply
    546,067.86x = 753,611.49 × 331,216.98
  4. Step 4: Simplify right side
    546,067.86x = 249,608,921,811.10
  5. Step 5: Solve for x
    x = 249,608,921,811.10/546,067.86
  6. Step 6: Final answer
    x = 457,102.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.