Home / 297,904.40-446,856.60-171,933.20

Finding the Fourth Proportional to 297,904.40, 446,856.60 and 171,933.20

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Solution

The fourth proportional to 297,904.40, 446,856.60 and 171,933.20 is: 257,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,904.40 : 446,856.60 = 171,933.20 : x
  2. Step 2: Convert to fraction form
    297,904.40/446,856.60 = 171,933.20/x
  3. Step 3: Cross multiply
    297,904.40x = 446,856.60 × 171,933.20
  4. Step 4: Simplify right side
    297,904.40x = 76,829,485,179.12
  5. Step 5: Solve for x
    x = 76,829,485,179.12/297,904.40
  6. Step 6: Final answer
    x = 257,899.80

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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.