Home / 828,914.08-1,243,371.12-548,365.72

Finding the Fourth Proportional to 828,914.08, 1,243,371.12 and 548,365.72

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Solution

The fourth proportional to 828,914.08, 1,243,371.12 and 548,365.72 is: 822,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,914.08 : 1,243,371.12 = 548,365.72 : x
  2. Step 2: Convert to fraction form
    828,914.08/1,243,371.12 = 548,365.72/x
  3. Step 3: Cross multiply
    828,914.08x = 1,243,371.12 × 548,365.72
  4. Step 4: Simplify right side
    828,914.08x = 681,822,099,446.01
  5. Step 5: Solve for x
    x = 681,822,099,446.01/828,914.08
  6. Step 6: Final answer
    x = 822,548.58

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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.