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Finding the Fourth Proportional to 265,608.84, 366,529.51 and 144,747.55

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Solution

The fourth proportional to 265,608.84, 366,529.51 and 144,747.55 is: 199,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,608.84 : 366,529.51 = 144,747.55 : x
  2. Step 2: Convert to fraction form
    265,608.84/366,529.51 = 144,747.55/x
  3. Step 3: Cross multiply
    265,608.84x = 366,529.51 × 144,747.55
  4. Step 4: Simplify right side
    265,608.84x = 53,054,247,297.01
  5. Step 5: Solve for x
    x = 53,054,247,297.01/265,608.84
  6. Step 6: Final answer
    x = 199,745.79

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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.