Home / 296,571.13-409,268.54-160,605.29

Finding the Fourth Proportional to 296,571.13, 409,268.54 and 160,605.29

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Solution

The fourth proportional to 296,571.13, 409,268.54 and 160,605.29 is: 221,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,571.13 : 409,268.54 = 160,605.29 : x
  2. Step 2: Convert to fraction form
    296,571.13/409,268.54 = 160,605.29/x
  3. Step 3: Cross multiply
    296,571.13x = 409,268.54 × 160,605.29
  4. Step 4: Simplify right side
    296,571.13x = 65,730,693,979.26
  5. Step 5: Solve for x
    x = 65,730,693,979.26/296,571.13
  6. Step 6: Final answer
    x = 221,635.51

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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.