Home / 938,713.37-1,407,604.14-298,933.68

Finding the Fourth Proportional to 938,713.37, 1,407,604.14 and 298,933.68

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Solution

The fourth proportional to 938,713.37, 1,407,604.14 and 298,933.68 is: 448,252.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,713.37 : 1,407,604.14 = 298,933.68 : x
  2. Step 2: Convert to fraction form
    938,713.37/1,407,604.14 = 298,933.68/x
  3. Step 3: Cross multiply
    938,713.37x = 1,407,604.14 × 298,933.68
  4. Step 4: Simplify right side
    938,713.37x = 420,780,290,831.95
  5. Step 5: Solve for x
    x = 420,780,290,831.95/938,713.37
  6. Step 6: Final answer
    x = 448,252.16

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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.