Home / 718,972.24-1,078,458.72-245,662.24

Finding the Fourth Proportional to 718,972.24, 1,078,458.72 and 245,662.24

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Solution

The fourth proportional to 718,972.24, 1,078,458.72 and 245,662.24 is: 368,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,972.24 : 1,078,458.72 = 245,662.24 : x
  2. Step 2: Convert to fraction form
    718,972.24/1,078,458.72 = 245,662.24/x
  3. Step 3: Cross multiply
    718,972.24x = 1,078,458.72 × 245,662.24
  4. Step 4: Simplify right side
    718,972.24x = 264,936,584,902.73
  5. Step 5: Solve for x
    x = 264,936,584,902.73/718,972.24
  6. Step 6: Final answer
    x = 368,493.48

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.