Home / 327,054.24-490,652.08-99,331.12

Finding the Fourth Proportional to 327,054.24, 490,652.08 and 99,331.12

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Solution

The fourth proportional to 327,054.24, 490,652.08 and 99,331.12 is: 149,018.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,054.24 : 490,652.08 = 99,331.12 : x
  2. Step 2: Convert to fraction form
    327,054.24/490,652.08 = 99,331.12/x
  3. Step 3: Cross multiply
    327,054.24x = 490,652.08 × 99,331.12
  4. Step 4: Simplify right side
    327,054.24x = 48,737,020,636.73
  5. Step 5: Solve for x
    x = 48,737,020,636.73/327,054.24
  6. Step 6: Final answer
    x = 149,018.16

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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.