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Finding the Fourth Proportional to 264,361.64, 364,825.52 and 143,502.60

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Solution

The fourth proportional to 264,361.64, 364,825.52 and 143,502.60 is: 198,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,361.64 : 364,825.52 = 143,502.60 : x
  2. Step 2: Convert to fraction form
    264,361.64/364,825.52 = 143,502.60/x
  3. Step 3: Cross multiply
    264,361.64x = 364,825.52 × 143,502.60
  4. Step 4: Simplify right side
    264,361.64x = 52,353,410,666.35
  5. Step 5: Solve for x
    x = 52,353,410,666.35/264,361.64
  6. Step 6: Final answer
    x = 198,037.09

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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.