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Finding the Fourth Proportional to 293,394.38, 440,091.57 and 160,201.98

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Solution

The fourth proportional to 293,394.38, 440,091.57 and 160,201.98 is: 240,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,394.38 : 440,091.57 = 160,201.98 : x
  2. Step 2: Convert to fraction form
    293,394.38/440,091.57 = 160,201.98/x
  3. Step 3: Cross multiply
    293,394.38x = 440,091.57 × 160,201.98
  4. Step 4: Simplify right side
    293,394.38x = 70,503,539,131.89
  5. Step 5: Solve for x
    x = 70,503,539,131.89/293,394.38
  6. Step 6: Final answer
    x = 240,302.97

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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.