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Finding the Fourth Proportional to 584,896.33, 807,128.03 and 326,722.06

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Solution

The fourth proportional to 584,896.33, 807,128.03 and 326,722.06 is: 450,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,896.33 : 807,128.03 = 326,722.06 : x
  2. Step 2: Convert to fraction form
    584,896.33/807,128.03 = 326,722.06/x
  3. Step 3: Cross multiply
    584,896.33x = 807,128.03 × 326,722.06
  4. Step 4: Simplify right side
    584,896.33x = 263,706,526,976.09
  5. Step 5: Solve for x
    x = 263,706,526,976.09/584,896.33
  6. Step 6: Final answer
    x = 450,860.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.