Home / 335,934.19-502,717.76-209,633.86

Finding the Fourth Proportional to 335,934.19, 502,717.76 and 209,633.86

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Solution

The fourth proportional to 335,934.19, 502,717.76 and 209,633.86 is: 313,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,934.19 : 502,717.76 = 209,633.86 : x
  2. Step 2: Convert to fraction form
    335,934.19/502,717.76 = 209,633.86/x
  3. Step 3: Cross multiply
    335,934.19x = 502,717.76 × 209,633.86
  4. Step 4: Simplify right side
    335,934.19x = 105,386,664,519.35
  5. Step 5: Solve for x
    x = 105,386,664,519.35/335,934.19
  6. Step 6: Final answer
    x = 313,712.23

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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.