Home / 215,288.28-322,866.73-173,068.24

Finding the Fourth Proportional to 215,288.28, 322,866.73 and 173,068.24

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Solution

The fourth proportional to 215,288.28, 322,866.73 and 173,068.24 is: 259,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,288.28 : 322,866.73 = 173,068.24 : x
  2. Step 2: Convert to fraction form
    215,288.28/322,866.73 = 173,068.24/x
  3. Step 3: Cross multiply
    215,288.28x = 322,866.73 × 173,068.24
  4. Step 4: Simplify right side
    215,288.28x = 55,877,976,715.66
  5. Step 5: Solve for x
    x = 55,877,976,715.66/215,288.28
  6. Step 6: Final answer
    x = 259,549.55

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1.5x scale

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.