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Finding the Fourth Proportional to 264,371.36, 364,832.96 and 143,512.74

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Solution

The fourth proportional to 264,371.36, 364,832.96 and 143,512.74 is: 198,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,371.36 : 364,832.96 = 143,512.74 : x
  2. Step 2: Convert to fraction form
    264,371.36/364,832.96 = 143,512.74/x
  3. Step 3: Cross multiply
    264,371.36x = 364,832.96 × 143,512.74
  4. Step 4: Simplify right side
    264,371.36x = 52,358,177,014.35
  5. Step 5: Solve for x
    x = 52,358,177,014.35/264,371.36
  6. Step 6: Final answer
    x = 198,047.84

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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.