Home / 297,973.80-446,615.10-120,364.20

Finding the Fourth Proportional to 297,973.80, 446,615.10 and 120,364.20

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Solution

The fourth proportional to 297,973.80, 446,615.10 and 120,364.20 is: 180,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,973.80 : 446,615.10 = 120,364.20 : x
  2. Step 2: Convert to fraction form
    297,973.80/446,615.10 = 120,364.20/x
  3. Step 3: Cross multiply
    297,973.80x = 446,615.10 × 120,364.20
  4. Step 4: Simplify right side
    297,973.80x = 53,756,469,219.42
  5. Step 5: Solve for x
    x = 53,756,469,219.42/297,973.80
  6. Step 6: Final answer
    x = 180,406.70

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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.