Home / 297,739.40-446,090.70-192,504.20

Finding the Fourth Proportional to 297,739.40, 446,090.70 and 192,504.20

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Solution

The fourth proportional to 297,739.40, 446,090.70 and 192,504.20 is: 288,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,739.40 : 446,090.70 = 192,504.20 : x
  2. Step 2: Convert to fraction form
    297,739.40/446,090.70 = 192,504.20/x
  3. Step 3: Cross multiply
    297,739.40x = 446,090.70 × 192,504.20
  4. Step 4: Simplify right side
    297,739.40x = 85,874,333,330.94
  5. Step 5: Solve for x
    x = 85,874,333,330.94/297,739.40
  6. Step 6: Final answer
    x = 288,421.13

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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.