Home / 976,638.56-1,465,424.40-622,052.96

Finding the Fourth Proportional to 976,638.56, 1,465,424.40 and 622,052.96

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Solution

The fourth proportional to 976,638.56, 1,465,424.40 and 622,052.96 is: 933,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,638.56 : 1,465,424.40 = 622,052.96 : x
  2. Step 2: Convert to fraction form
    976,638.56/1,465,424.40 = 622,052.96/x
  3. Step 3: Cross multiply
    976,638.56x = 1,465,424.40 × 622,052.96
  4. Step 4: Simplify right side
    976,638.56x = 911,571,585,676.22
  5. Step 5: Solve for x
    x = 911,571,585,676.22/976,638.56
  6. Step 6: Final answer
    x = 933,376.61

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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.