Home / 763,954.56-1,054,195.58-441,685.43

Finding the Fourth Proportional to 763,954.56, 1,054,195.58 and 441,685.43

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Solution

The fourth proportional to 763,954.56, 1,054,195.58 and 441,685.43 is: 609,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,954.56 : 1,054,195.58 = 441,685.43 : x
  2. Step 2: Convert to fraction form
    763,954.56/1,054,195.58 = 441,685.43/x
  3. Step 3: Cross multiply
    763,954.56x = 1,054,195.58 × 441,685.43
  4. Step 4: Simplify right side
    763,954.56x = 465,622,831,796.10
  5. Step 5: Solve for x
    x = 465,622,831,796.10/763,954.56
  6. Step 6: Final answer
    x = 609,490.22

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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.