Home / 976,618.80-1,465,365.60-443,865.60

Finding the Fourth Proportional to 976,618.80, 1,465,365.60 and 443,865.60

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Solution

The fourth proportional to 976,618.80, 1,465,365.60 and 443,865.60 is: 665,997.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,618.80 : 1,465,365.60 = 443,865.60 : x
  2. Step 2: Convert to fraction form
    976,618.80/1,465,365.60 = 443,865.60/x
  3. Step 3: Cross multiply
    976,618.80x = 1,465,365.60 × 443,865.60
  4. Step 4: Simplify right side
    976,618.80x = 650,425,381,263.36
  5. Step 5: Solve for x
    x = 650,425,381,263.36/976,618.80
  6. Step 6: Final answer
    x = 665,997.19

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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.