Home / 305,776.20-458,664.30-164,058.60

Finding the Fourth Proportional to 305,776.20, 458,664.30 and 164,058.60

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Solution

The fourth proportional to 305,776.20, 458,664.30 and 164,058.60 is: 246,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,776.20 : 458,664.30 = 164,058.60 : x
  2. Step 2: Convert to fraction form
    305,776.20/458,664.30 = 164,058.60/x
  3. Step 3: Cross multiply
    305,776.20x = 458,664.30 × 164,058.60
  4. Step 4: Simplify right side
    305,776.20x = 75,247,822,927.98
  5. Step 5: Solve for x
    x = 75,247,822,927.98/305,776.20
  6. Step 6: Final answer
    x = 246,087.90

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1.5x scale

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.