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Finding the Fourth Proportional to 662,858, 914,744.04 and 361,052

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Solution

The fourth proportional to 662,858, 914,744.04 and 361,052 is: 498,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,858 : 914,744.04 = 361,052 : x
  2. Step 2: Convert to fraction form
    662,858/914,744.04 = 361,052/x
  3. Step 3: Cross multiply
    662,858x = 914,744.04 × 361,052
  4. Step 4: Simplify right side
    662,858x = 330,270,165,130.08
  5. Step 5: Solve for x
    x = 330,270,165,130.08/662,858
  6. Step 6: Final answer
    x = 498,251.76

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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.