Home / 269,709.91-402,514.04-239,817.13

Finding the Fourth Proportional to 269,709.91, 402,514.04 and 239,817.13

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Solution

The fourth proportional to 269,709.91, 402,514.04 and 239,817.13 is: 357,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,709.91 : 402,514.04 = 239,817.13 : x
  2. Step 2: Convert to fraction form
    269,709.91/402,514.04 = 239,817.13/x
  3. Step 3: Cross multiply
    269,709.91x = 402,514.04 × 239,817.13
  4. Step 4: Simplify right side
    269,709.91x = 96,529,761,857.51
  5. Step 5: Solve for x
    x = 96,529,761,857.51/269,709.91
  6. Step 6: Final answer
    x = 357,902.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.