Home / 907,637.45-1,360,610.42-308,188.73

Finding the Fourth Proportional to 907,637.45, 1,360,610.42 and 308,188.73

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Solution

The fourth proportional to 907,637.45, 1,360,610.42 and 308,188.73 is: 461,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,637.45 : 1,360,610.42 = 308,188.73 : x
  2. Step 2: Convert to fraction form
    907,637.45/1,360,610.42 = 308,188.73/x
  3. Step 3: Cross multiply
    907,637.45x = 1,360,610.42 × 308,188.73
  4. Step 4: Simplify right side
    907,637.45x = 419,324,791,331.99
  5. Step 5: Solve for x
    x = 419,324,791,331.99/907,637.45
  6. Step 6: Final answer
    x = 461,995.91

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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.