Home / 768,580.96-1,052,951.01-739,839.54

Finding the Fourth Proportional to 768,580.96, 1,052,951.01 and 739,839.54

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Solution

The fourth proportional to 768,580.96, 1,052,951.01 and 739,839.54 is: 1,013,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,580.96 : 1,052,951.01 = 739,839.54 : x
  2. Step 2: Convert to fraction form
    768,580.96/1,052,951.01 = 739,839.54/x
  3. Step 3: Cross multiply
    768,580.96x = 1,052,951.01 × 739,839.54
  4. Step 4: Simplify right side
    768,580.96x = 779,014,790,880.94
  5. Step 5: Solve for x
    x = 779,014,790,880.94/768,580.96
  6. Step 6: Final answer
    x = 1,013,575.45

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.