Home / 825,962.94-1,140,339.29-550,708.02

Finding the Fourth Proportional to 825,962.94, 1,140,339.29 and 550,708.02

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Solution

The fourth proportional to 825,962.94, 1,140,339.29 and 550,708.02 is: 760,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,962.94 : 1,140,339.29 = 550,708.02 : x
  2. Step 2: Convert to fraction form
    825,962.94/1,140,339.29 = 550,708.02/x
  3. Step 3: Cross multiply
    825,962.94x = 1,140,339.29 × 550,708.02
  4. Step 4: Simplify right side
    825,962.94x = 627,993,989,770.57
  5. Step 5: Solve for x
    x = 627,993,989,770.57/825,962.94
  6. Step 6: Final answer
    x = 760,317.39

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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.