Home / 907,991.44-1,253,036.88-500,102.52

Finding the Fourth Proportional to 907,991.44, 1,253,036.88 and 500,102.52

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Solution

The fourth proportional to 907,991.44, 1,253,036.88 and 500,102.52 is: 690,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,991.44 : 1,253,036.88 = 500,102.52 : x
  2. Step 2: Convert to fraction form
    907,991.44/1,253,036.88 = 500,102.52/x
  3. Step 3: Cross multiply
    907,991.44x = 1,253,036.88 × 500,102.52
  4. Step 4: Simplify right side
    907,991.44x = 626,646,901,340.94
  5. Step 5: Solve for x
    x = 626,646,901,340.94/907,991.44
  6. Step 6: Final answer
    x = 690,146.27

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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.