Home / 277,340.22-382,729.14-150,015.78

Finding the Fourth Proportional to 277,340.22, 382,729.14 and 150,015.78

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Solution

The fourth proportional to 277,340.22, 382,729.14 and 150,015.78 is: 207,021.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,340.22 : 382,729.14 = 150,015.78 : x
  2. Step 2: Convert to fraction form
    277,340.22/382,729.14 = 150,015.78/x
  3. Step 3: Cross multiply
    277,340.22x = 382,729.14 × 150,015.78
  4. Step 4: Simplify right side
    277,340.22x = 57,415,410,465.83
  5. Step 5: Solve for x
    x = 57,415,410,465.83/277,340.22
  6. Step 6: Final answer
    x = 207,021.58

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1.5x scale

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.