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Finding the Fourth Proportional to 344,466.24, 515,728.81 and 259,957.83

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Solution

The fourth proportional to 344,466.24, 515,728.81 and 259,957.83 is: 389,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,466.24 : 515,728.81 = 259,957.83 : x
  2. Step 2: Convert to fraction form
    344,466.24/515,728.81 = 259,957.83/x
  3. Step 3: Cross multiply
    344,466.24x = 515,728.81 × 259,957.83
  4. Step 4: Simplify right side
    344,466.24x = 134,067,742,316.08
  5. Step 5: Solve for x
    x = 134,067,742,316.08/344,466.24
  6. Step 6: Final answer
    x = 389,204.30

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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.