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Finding the Fourth Proportional to 493,692.22, 681,291.35 and 267,337.72

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Solution

The fourth proportional to 493,692.22, 681,291.35 and 267,337.72 is: 368,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,692.22 : 681,291.35 = 267,337.72 : x
  2. Step 2: Convert to fraction form
    493,692.22/681,291.35 = 267,337.72/x
  3. Step 3: Cross multiply
    493,692.22x = 681,291.35 × 267,337.72
  4. Step 4: Simplify right side
    493,692.22x = 182,134,874,353.68
  5. Step 5: Solve for x
    x = 182,134,874,353.68/493,692.22
  6. Step 6: Final answer
    x = 368,923.93

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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.