Home / 1,308,773.70-1,963,185.12-410,195.48

Finding the Fourth Proportional to 1,308,773.70, 1,963,185.12 and 410,195.48

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Solution

The fourth proportional to 1,308,773.70, 1,963,185.12 and 410,195.48 is: 615,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,773.70 : 1,963,185.12 = 410,195.48 : x
  2. Step 2: Convert to fraction form
    1,308,773.70/1,963,185.12 = 410,195.48/x
  3. Step 3: Cross multiply
    1,308,773.70x = 1,963,185.12 × 410,195.48
  4. Step 4: Simplify right side
    1,308,773.70x = 805,289,652,811.33
  5. Step 5: Solve for x
    x = 805,289,652,811.33/1,308,773.70
  6. Step 6: Final answer
    x = 615,300.91

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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.