Home / 297,977.60-446,966.40-203,499.20

Finding the Fourth Proportional to 297,977.60, 446,966.40 and 203,499.20

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Solution

The fourth proportional to 297,977.60, 446,966.40 and 203,499.20 is: 305,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,977.60 : 446,966.40 = 203,499.20 : x
  2. Step 2: Convert to fraction form
    297,977.60/446,966.40 = 203,499.20/x
  3. Step 3: Cross multiply
    297,977.60x = 446,966.40 × 203,499.20
  4. Step 4: Simplify right side
    297,977.60x = 90,957,304,826.88
  5. Step 5: Solve for x
    x = 90,957,304,826.88/297,977.60
  6. Step 6: Final answer
    x = 305,248.80

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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.