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Finding the Fourth Proportional to 550,187.22, 825,280.84 and 363,154.98

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Solution

The fourth proportional to 550,187.22, 825,280.84 and 363,154.98 is: 544,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,187.22 : 825,280.84 = 363,154.98 : x
  2. Step 2: Convert to fraction form
    550,187.22/825,280.84 = 363,154.98/x
  3. Step 3: Cross multiply
    550,187.22x = 825,280.84 × 363,154.98
  4. Step 4: Simplify right side
    550,187.22x = 299,704,846,944.58
  5. Step 5: Solve for x
    x = 299,704,846,944.58/550,187.22
  6. Step 6: Final answer
    x = 544,732.48

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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.