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Finding the Fourth Proportional to 464,686.45, 696,380.87 and 250,993.64

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Solution

The fourth proportional to 464,686.45, 696,380.87 and 250,993.64 is: 376,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,686.45 : 696,380.87 = 250,993.64 : x
  2. Step 2: Convert to fraction form
    464,686.45/696,380.87 = 250,993.64/x
  3. Step 3: Cross multiply
    464,686.45x = 696,380.87 × 250,993.64
  4. Step 4: Simplify right side
    464,686.45x = 174,787,171,756.10
  5. Step 5: Solve for x
    x = 174,787,171,756.10/464,686.45
  6. Step 6: Final answer
    x = 376,140.02

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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.