Home / 1,308,761.76-1,963,167.24-410,183.60

Finding the Fourth Proportional to 1,308,761.76, 1,963,167.24 and 410,183.60

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Solution

The fourth proportional to 1,308,761.76, 1,963,167.24 and 410,183.60 is: 615,283.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,761.76 : 1,963,167.24 = 410,183.60 : x
  2. Step 2: Convert to fraction form
    1,308,761.76/1,963,167.24 = 410,183.60/x
  3. Step 3: Cross multiply
    1,308,761.76x = 1,963,167.24 × 410,183.60
  4. Step 4: Simplify right side
    1,308,761.76x = 805,259,005,905.26
  5. Step 5: Solve for x
    x = 805,259,005,905.26/1,308,761.76
  6. Step 6: Final answer
    x = 615,283.11

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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.