Home / 785,889.76-1,177,062.26-550,284.26

Finding the Fourth Proportional to 785,889.76, 1,177,062.26 and 550,284.26

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Solution

The fourth proportional to 785,889.76, 1,177,062.26 and 550,284.26 is: 824,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,889.76 : 1,177,062.26 = 550,284.26 : x
  2. Step 2: Convert to fraction form
    785,889.76/1,177,062.26 = 550,284.26/x
  3. Step 3: Cross multiply
    785,889.76x = 1,177,062.26 × 550,284.26
  4. Step 4: Simplify right side
    785,889.76x = 647,718,834,718.03
  5. Step 5: Solve for x
    x = 647,718,834,718.03/785,889.76
  6. Step 6: Final answer
    x = 824,185.36

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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.