Home / 277,724.20-383,260.80-150,400.32

Finding the Fourth Proportional to 277,724.20, 383,260.80 and 150,400.32

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Solution

The fourth proportional to 277,724.20, 383,260.80 and 150,400.32 is: 207,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,724.20 : 383,260.80 = 150,400.32 : x
  2. Step 2: Convert to fraction form
    277,724.20/383,260.80 = 150,400.32/x
  3. Step 3: Cross multiply
    277,724.20x = 383,260.80 × 150,400.32
  4. Step 4: Simplify right side
    277,724.20x = 57,642,546,963.46
  5. Step 5: Solve for x
    x = 57,642,546,963.46/277,724.20
  6. Step 6: Final answer
    x = 207,553.20

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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.