Home / 468,692.20-646,796.82-253,831.60

Finding the Fourth Proportional to 468,692.20, 646,796.82 and 253,831.60

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Solution

The fourth proportional to 468,692.20, 646,796.82 and 253,831.60 is: 350,288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,692.20 : 646,796.82 = 253,831.60 : x
  2. Step 2: Convert to fraction form
    468,692.20/646,796.82 = 253,831.60/x
  3. Step 3: Cross multiply
    468,692.20x = 646,796.82 × 253,831.60
  4. Step 4: Simplify right side
    468,692.20x = 164,177,471,695.51
  5. Step 5: Solve for x
    x = 164,177,471,695.51/468,692.20
  6. Step 6: Final answer
    x = 350,288.47

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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.