Home / 883,010.30-1,218,556.60-501,036.08

Finding the Fourth Proportional to 883,010.30, 1,218,556.60 and 501,036.08

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Solution

The fourth proportional to 883,010.30, 1,218,556.60 and 501,036.08 is: 691,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,010.30 : 1,218,556.60 = 501,036.08 : x
  2. Step 2: Convert to fraction form
    883,010.30/1,218,556.60 = 501,036.08/x
  3. Step 3: Cross multiply
    883,010.30x = 1,218,556.60 × 501,036.08
  4. Step 4: Simplify right side
    883,010.30x = 610,540,822,122.13
  5. Step 5: Solve for x
    x = 610,540,822,122.13/883,010.30
  6. Step 6: Final answer
    x = 691,431.14

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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.