Home / 976,912.40-1,465,368.60-799,619.60

Finding the Fourth Proportional to 976,912.40, 1,465,368.60 and 799,619.60

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Solution

The fourth proportional to 976,912.40, 1,465,368.60 and 799,619.60 is: 1,199,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,912.40 : 1,465,368.60 = 799,619.60 : x
  2. Step 2: Convert to fraction form
    976,912.40/1,465,368.60 = 799,619.60/x
  3. Step 3: Cross multiply
    976,912.40x = 1,465,368.60 × 799,619.60
  4. Step 4: Simplify right side
    976,912.40x = 1,171,737,453,784.56
  5. Step 5: Solve for x
    x = 1,171,737,453,784.56/976,912.40
  6. Step 6: Final answer
    x = 1,199,429.40

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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.