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Finding the Fourth Proportional to 847,016.32, 1,269,330 and 468,107.68

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Solution

The fourth proportional to 847,016.32, 1,269,330 and 468,107.68 is: 701,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,016.32 : 1,269,330 = 468,107.68 : x
  2. Step 2: Convert to fraction form
    847,016.32/1,269,330 = 468,107.68/x
  3. Step 3: Cross multiply
    847,016.32x = 1,269,330 × 468,107.68
  4. Step 4: Simplify right side
    847,016.32x = 594,183,121,454.40
  5. Step 5: Solve for x
    x = 594,183,121,454.40/847,016.32
  6. Step 6: Final answer
    x = 701,501.38

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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.