Home / 277,745.22-383,288.04-150,421.32

Finding the Fourth Proportional to 277,745.22, 383,288.04 and 150,421.32

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Solution

The fourth proportional to 277,745.22, 383,288.04 and 150,421.32 is: 207,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,745.22 : 383,288.04 = 150,421.32 : x
  2. Step 2: Convert to fraction form
    277,745.22/383,288.04 = 150,421.32/x
  3. Step 3: Cross multiply
    277,745.22x = 383,288.04 × 150,421.32
  4. Step 4: Simplify right side
    277,745.22x = 57,654,692,917.01
  5. Step 5: Solve for x
    x = 57,654,692,917.01/277,745.22
  6. Step 6: Final answer
    x = 207,581.22

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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.