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Finding the Fourth Proportional to 801,828, 1,202,813.04 and 210,852

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Solution

The fourth proportional to 801,828, 1,202,813.04 and 210,852 is: 316,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,828 : 1,202,813.04 = 210,852 : x
  2. Step 2: Convert to fraction form
    801,828/1,202,813.04 = 210,852/x
  3. Step 3: Cross multiply
    801,828x = 1,202,813.04 × 210,852
  4. Step 4: Simplify right side
    801,828x = 253,615,535,110.08
  5. Step 5: Solve for x
    x = 253,615,535,110.08/801,828
  6. Step 6: Final answer
    x = 316,296.68

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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.