Home / 325,740.33-449,546.56-204,985.13

Finding the Fourth Proportional to 325,740.33, 449,546.56 and 204,985.13

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Solution

The fourth proportional to 325,740.33, 449,546.56 and 204,985.13 is: 282,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,740.33 : 449,546.56 = 204,985.13 : x
  2. Step 2: Convert to fraction form
    325,740.33/449,546.56 = 204,985.13/x
  3. Step 3: Cross multiply
    325,740.33x = 449,546.56 × 204,985.13
  4. Step 4: Simplify right side
    325,740.33x = 92,150,357,282.46
  5. Step 5: Solve for x
    x = 92,150,357,282.46/325,740.33
  6. Step 6: Final answer
    x = 282,895.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.