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Finding the Fourth Proportional to 264,885.30, 397,504.63 and 96,405.58

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Solution

The fourth proportional to 264,885.30, 397,504.63 and 96,405.58 is: 144,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,885.30 : 397,504.63 = 96,405.58 : x
  2. Step 2: Convert to fraction form
    264,885.30/397,504.63 = 96,405.58/x
  3. Step 3: Cross multiply
    264,885.30x = 397,504.63 × 96,405.58
  4. Step 4: Simplify right side
    264,885.30x = 38,321,665,025.22
  5. Step 5: Solve for x
    x = 38,321,665,025.22/264,885.30
  6. Step 6: Final answer
    x = 144,672.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.