Home / 399,924.36-551,947.44-227,904.48

Finding the Fourth Proportional to 399,924.36, 551,947.44 and 227,904.48

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Solution

The fourth proportional to 399,924.36, 551,947.44 and 227,904.48 is: 314,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,924.36 : 551,947.44 = 227,904.48 : x
  2. Step 2: Convert to fraction form
    399,924.36/551,947.44 = 227,904.48/x
  3. Step 3: Cross multiply
    399,924.36x = 551,947.44 × 227,904.48
  4. Step 4: Simplify right side
    399,924.36x = 125,791,294,300.53
  5. Step 5: Solve for x
    x = 125,791,294,300.53/399,924.36
  6. Step 6: Final answer
    x = 314,537.71

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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.