Home / 481,948.28-665,160.36-277,961.12

Finding the Fourth Proportional to 481,948.28, 665,160.36 and 277,961.12

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Solution

The fourth proportional to 481,948.28, 665,160.36 and 277,961.12 is: 383,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,948.28 : 665,160.36 = 277,961.12 : x
  2. Step 2: Convert to fraction form
    481,948.28/665,160.36 = 277,961.12/x
  3. Step 3: Cross multiply
    481,948.28x = 665,160.36 × 277,961.12
  4. Step 4: Simplify right side
    481,948.28x = 184,888,718,645.20
  5. Step 5: Solve for x
    x = 184,888,718,645.20/481,948.28
  6. Step 6: Final answer
    x = 383,627.72

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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.