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Finding the Fourth Proportional to 822,696.92, 1,234,199.84 and 373,449.39

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Solution

The fourth proportional to 822,696.92, 1,234,199.84 and 373,449.39 is: 560,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,696.92 : 1,234,199.84 = 373,449.39 : x
  2. Step 2: Convert to fraction form
    822,696.92/1,234,199.84 = 373,449.39/x
  3. Step 3: Cross multiply
    822,696.92x = 1,234,199.84 × 373,449.39
  4. Step 4: Simplify right side
    822,696.92x = 460,911,170,890.60
  5. Step 5: Solve for x
    x = 460,911,170,890.60/822,696.92
  6. Step 6: Final answer
    x = 560,244.19

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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.