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Finding the Fourth Proportional to 662,767.02, 914,618.52 and 360,961.02

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Solution

The fourth proportional to 662,767.02, 914,618.52 and 360,961.02 is: 498,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,767.02 : 914,618.52 = 360,961.02 : x
  2. Step 2: Convert to fraction form
    662,767.02/914,618.52 = 360,961.02/x
  3. Step 3: Cross multiply
    662,767.02x = 914,618.52 × 360,961.02
  4. Step 4: Simplify right side
    662,767.02x = 330,141,633,890.09
  5. Step 5: Solve for x
    x = 330,141,633,890.09/662,767.02
  6. Step 6: Final answer
    x = 498,126.23

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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.