Home / 613,289.75-919,869.89-164,055.96

Finding the Fourth Proportional to 613,289.75, 919,869.89 and 164,055.96

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Solution

The fourth proportional to 613,289.75, 919,869.89 and 164,055.96 is: 246,066.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,289.75 : 919,869.89 = 164,055.96 : x
  2. Step 2: Convert to fraction form
    613,289.75/919,869.89 = 164,055.96/x
  3. Step 3: Cross multiply
    613,289.75x = 919,869.89 × 164,055.96
  4. Step 4: Simplify right side
    613,289.75x = 150,910,137,058.77
  5. Step 5: Solve for x
    x = 150,910,137,058.77/613,289.75
  6. Step 6: Final answer
    x = 246,066.62

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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.