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Finding the Fourth Proportional to 265,336.84, 366,163.28 and 144,477.84

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Solution

The fourth proportional to 265,336.84, 366,163.28 and 144,477.84 is: 199,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,336.84 : 366,163.28 = 144,477.84 : x
  2. Step 2: Convert to fraction form
    265,336.84/366,163.28 = 144,477.84/x
  3. Step 3: Cross multiply
    265,336.84x = 366,163.28 × 144,477.84
  4. Step 4: Simplify right side
    265,336.84x = 52,902,478,914.56
  5. Step 5: Solve for x
    x = 52,902,478,914.56/265,336.84
  6. Step 6: Final answer
    x = 199,378.57

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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.