Home / 918,869.05-1,378,348.68-244,956.39

Finding the Fourth Proportional to 918,869.05, 1,378,348.68 and 244,956.39

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Solution

The fourth proportional to 918,869.05, 1,378,348.68 and 244,956.39 is: 367,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,869.05 : 1,378,348.68 = 244,956.39 : x
  2. Step 2: Convert to fraction form
    918,869.05/1,378,348.68 = 244,956.39/x
  3. Step 3: Cross multiply
    918,869.05x = 1,378,348.68 × 244,956.39
  4. Step 4: Simplify right side
    918,869.05x = 337,635,316,814.07
  5. Step 5: Solve for x
    x = 337,635,316,814.07/918,869.05
  6. Step 6: Final answer
    x = 367,446.61

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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.