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Finding the Fourth Proportional to 296,627.99, 409,343.37 and 160,658.56

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Solution

The fourth proportional to 296,627.99, 409,343.37 and 160,658.56 is: 221,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,627.99 : 409,343.37 = 160,658.56 : x
  2. Step 2: Convert to fraction form
    296,627.99/409,343.37 = 160,658.56/x
  3. Step 3: Cross multiply
    296,627.99x = 409,343.37 × 160,658.56
  4. Step 4: Simplify right side
    296,627.99x = 65,764,514,323.03
  5. Step 5: Solve for x
    x = 65,764,514,323.03/296,627.99
  6. Step 6: Final answer
    x = 221,707.04

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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.