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Finding the Fourth Proportional to 264,365.32, 364,824.60 and 143,506.69

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Solution

The fourth proportional to 264,365.32, 364,824.60 and 143,506.69 is: 198,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,365.32 : 364,824.60 = 143,506.69 : x
  2. Step 2: Convert to fraction form
    264,365.32/364,824.60 = 143,506.69/x
  3. Step 3: Cross multiply
    264,365.32x = 364,824.60 × 143,506.69
  4. Step 4: Simplify right side
    264,365.32x = 52,354,770,776.57
  5. Step 5: Solve for x
    x = 52,354,770,776.57/264,365.32
  6. Step 6: Final answer
    x = 198,039.48

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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.