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Finding the Fourth Proportional to 380,157.06, 524,409.81 and 244,212.39

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Solution

The fourth proportional to 380,157.06, 524,409.81 and 244,212.39 is: 336,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,157.06 : 524,409.81 = 244,212.39 : x
  2. Step 2: Convert to fraction form
    380,157.06/524,409.81 = 244,212.39/x
  3. Step 3: Cross multiply
    380,157.06x = 524,409.81 × 244,212.39
  4. Step 4: Simplify right side
    380,157.06x = 128,067,373,039.55
  5. Step 5: Solve for x
    x = 128,067,373,039.55/380,157.06
  6. Step 6: Final answer
    x = 336,880.16

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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.