Home / 823,466.46-1,135,481.31-536,454.30

Finding the Fourth Proportional to 823,466.46, 1,135,481.31 and 536,454.30

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Solution

The fourth proportional to 823,466.46, 1,135,481.31 and 536,454.30 is: 739,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,466.46 : 1,135,481.31 = 536,454.30 : x
  2. Step 2: Convert to fraction form
    823,466.46/1,135,481.31 = 536,454.30/x
  3. Step 3: Cross multiply
    823,466.46x = 1,135,481.31 × 536,454.30
  4. Step 4: Simplify right side
    823,466.46x = 609,133,831,319.13
  5. Step 5: Solve for x
    x = 609,133,831,319.13/823,466.46
  6. Step 6: Final answer
    x = 739,719.05

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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.