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Finding the Fourth Proportional to 297,370.13, 410,369.76 and 161,404.07

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Solution

The fourth proportional to 297,370.13, 410,369.76 and 161,404.07 is: 222,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,370.13 : 410,369.76 = 161,404.07 : x
  2. Step 2: Convert to fraction form
    297,370.13/410,369.76 = 161,404.07/x
  3. Step 3: Cross multiply
    297,370.13x = 410,369.76 × 161,404.07
  4. Step 4: Simplify right side
    297,370.13x = 66,235,347,417.07
  5. Step 5: Solve for x
    x = 66,235,347,417.07/297,370.13
  6. Step 6: Final answer
    x = 222,737.06

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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.