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Finding the Fourth Proportional to 296,469.51, 409,125.07 and 160,499.97

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Solution

The fourth proportional to 296,469.51, 409,125.07 and 160,499.97 is: 221,488.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,469.51 : 409,125.07 = 160,499.97 : x
  2. Step 2: Convert to fraction form
    296,469.51/409,125.07 = 160,499.97/x
  3. Step 3: Cross multiply
    296,469.51x = 409,125.07 × 160,499.97
  4. Step 4: Simplify right side
    296,469.51x = 65,664,558,613.12
  5. Step 5: Solve for x
    x = 65,664,558,613.12/296,469.51
  6. Step 6: Final answer
    x = 221,488.41

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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.