Home / 297,734.40-446,601.60-276,739.20

Finding the Fourth Proportional to 297,734.40, 446,601.60 and 276,739.20

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Solution

The fourth proportional to 297,734.40, 446,601.60 and 276,739.20 is: 415,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,734.40 : 446,601.60 = 276,739.20 : x
  2. Step 2: Convert to fraction form
    297,734.40/446,601.60 = 276,739.20/x
  3. Step 3: Cross multiply
    297,734.40x = 446,601.60 × 276,739.20
  4. Step 4: Simplify right side
    297,734.40x = 123,592,169,502.72
  5. Step 5: Solve for x
    x = 123,592,169,502.72/297,734.40
  6. Step 6: Final answer
    x = 415,108.80

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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.