Home / 757,522.56-1,045,759.60-471,134.96

Finding the Fourth Proportional to 757,522.56, 1,045,759.60 and 471,134.96

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Solution

The fourth proportional to 757,522.56, 1,045,759.60 and 471,134.96 is: 650,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,522.56 : 1,045,759.60 = 471,134.96 : x
  2. Step 2: Convert to fraction form
    757,522.56/1,045,759.60 = 471,134.96/x
  3. Step 3: Cross multiply
    757,522.56x = 1,045,759.60 × 471,134.96
  4. Step 4: Simplify right side
    757,522.56x = 492,693,907,315.62
  5. Step 5: Solve for x
    x = 492,693,907,315.62/757,522.56
  6. Step 6: Final answer
    x = 650,401.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.