Home / 250,078.57-344,381.37-217,358.62

Finding the Fourth Proportional to 250,078.57, 344,381.37 and 217,358.62

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Solution

The fourth proportional to 250,078.57, 344,381.37 and 217,358.62 is: 299,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,078.57 : 344,381.37 = 217,358.62 : x
  2. Step 2: Convert to fraction form
    250,078.57/344,381.37 = 217,358.62/x
  3. Step 3: Cross multiply
    250,078.57x = 344,381.37 × 217,358.62
  4. Step 4: Simplify right side
    250,078.57x = 74,854,259,336.91
  5. Step 5: Solve for x
    x = 74,854,259,336.91/250,078.57
  6. Step 6: Final answer
    x = 299,322.97

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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.