Home / 400,015.26-552,160.06-230,317.02

Finding the Fourth Proportional to 400,015.26, 552,160.06 and 230,317.02

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Solution

The fourth proportional to 400,015.26, 552,160.06 and 230,317.02 is: 317,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,015.26 : 552,160.06 = 230,317.02 : x
  2. Step 2: Convert to fraction form
    400,015.26/552,160.06 = 230,317.02/x
  3. Step 3: Cross multiply
    400,015.26x = 552,160.06 × 230,317.02
  4. Step 4: Simplify right side
    400,015.26x = 127,171,859,006.43
  5. Step 5: Solve for x
    x = 127,171,859,006.43/400,015.26
  6. Step 6: Final answer
    x = 317,917.52

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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.