Home / 1,088,828.11-1,632,177.82-489,940.03

Finding the Fourth Proportional to 1,088,828.11, 1,632,177.82 and 489,940.03

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Solution

The fourth proportional to 1,088,828.11, 1,632,177.82 and 489,940.03 is: 734,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,828.11 : 1,632,177.82 = 489,940.03 : x
  2. Step 2: Convert to fraction form
    1,088,828.11/1,632,177.82 = 489,940.03/x
  3. Step 3: Cross multiply
    1,088,828.11x = 1,632,177.82 × 489,940.03
  4. Step 4: Simplify right side
    1,088,828.11x = 799,669,250,096.14
  5. Step 5: Solve for x
    x = 799,669,250,096.14/1,088,828.11
  6. Step 6: Final answer
    x = 734,431.12

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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.