Home / 335,933.19-502,716.26-209,632.86

Finding the Fourth Proportional to 335,933.19, 502,716.26 and 209,632.86

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Solution

The fourth proportional to 335,933.19, 502,716.26 and 209,632.86 is: 313,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,933.19 : 502,716.26 = 209,632.86 : x
  2. Step 2: Convert to fraction form
    335,933.19/502,716.26 = 209,632.86/x
  3. Step 3: Cross multiply
    335,933.19x = 502,716.26 × 209,632.86
  4. Step 4: Simplify right side
    335,933.19x = 105,385,849,761.57
  5. Step 5: Solve for x
    x = 105,385,849,761.57/335,933.19
  6. Step 6: Final answer
    x = 313,710.74

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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.