Home / 294,890.40-441,849.20-170,013.60

Finding the Fourth Proportional to 294,890.40, 441,849.20 and 170,013.60

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Solution

The fourth proportional to 294,890.40, 441,849.20 and 170,013.60 is: 254,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,890.40 : 441,849.20 = 170,013.60 : x
  2. Step 2: Convert to fraction form
    294,890.40/441,849.20 = 170,013.60/x
  3. Step 3: Cross multiply
    294,890.40x = 441,849.20 × 170,013.60
  4. Step 4: Simplify right side
    294,890.40x = 75,120,373,149.12
  5. Step 5: Solve for x
    x = 75,120,373,149.12/294,890.40
  6. Step 6: Final answer
    x = 254,739.98

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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.