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Finding the Fourth Proportional to 562,568.62, 776,338.75 and 304,439.97

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Solution

The fourth proportional to 562,568.62, 776,338.75 and 304,439.97 is: 420,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,568.62 : 776,338.75 = 304,439.97 : x
  2. Step 2: Convert to fraction form
    562,568.62/776,338.75 = 304,439.97/x
  3. Step 3: Cross multiply
    562,568.62x = 776,338.75 × 304,439.97
  4. Step 4: Simplify right side
    562,568.62x = 236,348,545,540.99
  5. Step 5: Solve for x
    x = 236,348,545,540.99/562,568.62
  6. Step 6: Final answer
    x = 420,123.94

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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.