Home / 297,821.44-446,739.36-87,459.04

Finding the Fourth Proportional to 297,821.44, 446,739.36 and 87,459.04

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Solution

The fourth proportional to 297,821.44, 446,739.36 and 87,459.04 is: 131,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,821.44 : 446,739.36 = 87,459.04 : x
  2. Step 2: Convert to fraction form
    297,821.44/446,739.36 = 87,459.04/x
  3. Step 3: Cross multiply
    297,821.44x = 446,739.36 × 87,459.04
  4. Step 4: Simplify right side
    297,821.44x = 39,071,395,555.81
  5. Step 5: Solve for x
    x = 39,071,395,555.81/297,821.44
  6. Step 6: Final answer
    x = 131,190.67

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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.