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Finding the Fourth Proportional to 277,803.22, 383,367.18 and 150,479.12

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Solution

The fourth proportional to 277,803.22, 383,367.18 and 150,479.12 is: 207,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,803.22 : 383,367.18 = 150,479.12 : x
  2. Step 2: Convert to fraction form
    277,803.22/383,367.18 = 150,479.12/x
  3. Step 3: Cross multiply
    277,803.22x = 383,367.18 × 150,479.12
  4. Step 4: Simplify right side
    277,803.22x = 57,688,755,883.28
  5. Step 5: Solve for x
    x = 57,688,755,883.28/277,803.22
  6. Step 6: Final answer
    x = 207,660.50

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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.