Home / 959,058.89-1,438,587.93-285,137.27

Finding the Fourth Proportional to 959,058.89, 1,438,587.93 and 285,137.27

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Solution

The fourth proportional to 959,058.89, 1,438,587.93 and 285,137.27 is: 427,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,058.89 : 1,438,587.93 = 285,137.27 : x
  2. Step 2: Convert to fraction form
    959,058.89/1,438,587.93 = 285,137.27/x
  3. Step 3: Cross multiply
    959,058.89x = 1,438,587.93 × 285,137.27
  4. Step 4: Simplify right side
    959,058.89x = 410,195,035,015.15
  5. Step 5: Solve for x
    x = 410,195,035,015.15/959,058.89
  6. Step 6: Final answer
    x = 427,705.78

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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.