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Finding the Fourth Proportional to 277,687.45, 383,210.52 and 150,363.05

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Solution

The fourth proportional to 277,687.45, 383,210.52 and 150,363.05 is: 207,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,687.45 : 383,210.52 = 150,363.05 : x
  2. Step 2: Convert to fraction form
    277,687.45/383,210.52 = 150,363.05/x
  3. Step 3: Cross multiply
    277,687.45x = 383,210.52 × 150,363.05
  4. Step 4: Simplify right side
    277,687.45x = 57,620,702,579.29
  5. Step 5: Solve for x
    x = 57,620,702,579.29/277,687.45
  6. Step 6: Final answer
    x = 207,502.01

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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.