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Finding the Fourth Proportional to 277,810.32, 383,380.06 and 150,485.88

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Solution

The fourth proportional to 277,810.32, 383,380.06 and 150,485.88 is: 207,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,810.32 : 383,380.06 = 150,485.88 : x
  2. Step 2: Convert to fraction form
    277,810.32/383,380.06 = 150,485.88/x
  3. Step 3: Cross multiply
    277,810.32x = 383,380.06 × 150,485.88
  4. Step 4: Simplify right side
    277,810.32x = 57,693,285,703.55
  5. Step 5: Solve for x
    x = 57,693,285,703.55/277,810.32
  6. Step 6: Final answer
    x = 207,671.50

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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.