Home / 828,876.54-1,243,310.71-716,213.92

Finding the Fourth Proportional to 828,876.54, 1,243,310.71 and 716,213.92

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Solution

The fourth proportional to 828,876.54, 1,243,310.71 and 716,213.92 is: 1,074,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,876.54 : 1,243,310.71 = 716,213.92 : x
  2. Step 2: Convert to fraction form
    828,876.54/1,243,310.71 = 716,213.92/x
  3. Step 3: Cross multiply
    828,876.54x = 1,243,310.71 × 716,213.92
  4. Step 4: Simplify right side
    828,876.54x = 890,476,433,806.01
  5. Step 5: Solve for x
    x = 890,476,433,806.01/828,876.54
  6. Step 6: Final answer
    x = 1,074,317.34

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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.