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Finding the Fourth Proportional to 277,810.39, 383,380.18 and 150,485.98

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Solution

The fourth proportional to 277,810.39, 383,380.18 and 150,485.98 is: 207,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,810.39 : 383,380.18 = 150,485.98 : x
  2. Step 2: Convert to fraction form
    277,810.39/383,380.18 = 150,485.98/x
  3. Step 3: Cross multiply
    277,810.39x = 383,380.18 × 150,485.98
  4. Step 4: Simplify right side
    277,810.39x = 57,693,342,099.88
  5. Step 5: Solve for x
    x = 57,693,342,099.88/277,810.39
  6. Step 6: Final answer
    x = 207,671.65

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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.