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Finding the Fourth Proportional to 701,774, 968,446.44 and 395,849.36

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Solution

The fourth proportional to 701,774, 968,446.44 and 395,849.36 is: 546,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,774 : 968,446.44 = 395,849.36 : x
  2. Step 2: Convert to fraction form
    701,774/968,446.44 = 395,849.36/x
  3. Step 3: Cross multiply
    701,774x = 968,446.44 × 395,849.36
  4. Step 4: Simplify right side
    701,774x = 383,358,903,468.28
  5. Step 5: Solve for x
    x = 383,358,903,468.28/701,774
  6. Step 6: Final answer
    x = 546,271.17

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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.