Home / 297,742.60-445,577.10-204,430.60

Finding the Fourth Proportional to 297,742.60, 445,577.10 and 204,430.60

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Solution

The fourth proportional to 297,742.60, 445,577.10 and 204,430.60 is: 305,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,742.60 : 445,577.10 = 204,430.60 : x
  2. Step 2: Convert to fraction form
    297,742.60/445,577.10 = 204,430.60/x
  3. Step 3: Cross multiply
    297,742.60x = 445,577.10 × 204,430.60
  4. Step 4: Simplify right side
    297,742.60x = 91,089,593,899.26
  5. Step 5: Solve for x
    x = 91,089,593,899.26/297,742.60
  6. Step 6: Final answer
    x = 305,934.03

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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.