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Finding the Fourth Proportional to 548,587.86, 822,623.34 and 356,150.97

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Solution

The fourth proportional to 548,587.86, 822,623.34 and 356,150.97 is: 534,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,587.86 : 822,623.34 = 356,150.97 : x
  2. Step 2: Convert to fraction form
    548,587.86/822,623.34 = 356,150.97/x
  3. Step 3: Cross multiply
    548,587.86x = 822,623.34 × 356,150.97
  4. Step 4: Simplify right side
    548,587.86x = 292,978,100,485.64
  5. Step 5: Solve for x
    x = 292,978,100,485.64/548,587.86
  6. Step 6: Final answer
    x = 534,058.67

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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.