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Finding the Fourth Proportional to 701,286, 967,774.68 and 383,334

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Solution

The fourth proportional to 701,286, 967,774.68 and 383,334 is: 529,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,286 : 967,774.68 = 383,334 : x
  2. Step 2: Convert to fraction form
    701,286/967,774.68 = 383,334/x
  3. Step 3: Cross multiply
    701,286x = 967,774.68 × 383,334
  4. Step 4: Simplify right side
    701,286x = 370,980,939,183.12
  5. Step 5: Solve for x
    x = 370,980,939,183.12/701,286
  6. Step 6: Final answer
    x = 529,000.92

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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.