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Finding the Fourth Proportional to 264,839.51, 365,470.92 and 150,128.77

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Solution

The fourth proportional to 264,839.51, 365,470.92 and 150,128.77 is: 207,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,839.51 : 365,470.92 = 150,128.77 : x
  2. Step 2: Convert to fraction form
    264,839.51/365,470.92 = 150,128.77/x
  3. Step 3: Cross multiply
    264,839.51x = 365,470.92 × 150,128.77
  4. Step 4: Simplify right side
    264,839.51x = 54,867,697,112.37
  5. Step 5: Solve for x
    x = 54,867,697,112.37/264,839.51
  6. Step 6: Final answer
    x = 207,173.38

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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.