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Finding the Fourth Proportional to 474,524.10, 654,843.23 and 259,664.19

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Solution

The fourth proportional to 474,524.10, 654,843.23 and 259,664.19 is: 358,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,524.10 : 654,843.23 = 259,664.19 : x
  2. Step 2: Convert to fraction form
    474,524.10/654,843.23 = 259,664.19/x
  3. Step 3: Cross multiply
    474,524.10x = 654,843.23 × 259,664.19
  4. Step 4: Simplify right side
    474,524.10x = 170,039,337,544.09
  5. Step 5: Solve for x
    x = 170,039,337,544.09/474,524.10
  6. Step 6: Final answer
    x = 358,336.57

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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.