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Finding the Fourth Proportional to 252,903.30, 348,601.22 and 171,205.79

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Solution

The fourth proportional to 252,903.30, 348,601.22 and 171,205.79 is: 235,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,903.30 : 348,601.22 = 171,205.79 : x
  2. Step 2: Convert to fraction form
    252,903.30/348,601.22 = 171,205.79/x
  3. Step 3: Cross multiply
    252,903.30x = 348,601.22 × 171,205.79
  4. Step 4: Simplify right side
    252,903.30x = 59,682,544,666.03
  5. Step 5: Solve for x
    x = 59,682,544,666.03/252,903.30
  6. Step 6: Final answer
    x = 235,989.58

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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.