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Finding the Fourth Proportional to 562,884.39, 776,786.73 and 304,767.06

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Solution

The fourth proportional to 562,884.39, 776,786.73 and 304,767.06 is: 420,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,884.39 : 776,786.73 = 304,767.06 : x
  2. Step 2: Convert to fraction form
    562,884.39/776,786.73 = 304,767.06/x
  3. Step 3: Cross multiply
    562,884.39x = 776,786.73 × 304,767.06
  4. Step 4: Simplify right side
    562,884.39x = 236,739,007,949.11
  5. Step 5: Solve for x
    x = 236,739,007,949.11/562,884.39
  6. Step 6: Final answer
    x = 420,581.94

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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.