Home / 773,562.72-1,160,342.46-436,450.44

Finding the Fourth Proportional to 773,562.72, 1,160,342.46 and 436,450.44

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Solution

The fourth proportional to 773,562.72, 1,160,342.46 and 436,450.44 is: 654,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,562.72 : 1,160,342.46 = 436,450.44 : x
  2. Step 2: Convert to fraction form
    773,562.72/1,160,342.46 = 436,450.44/x
  3. Step 3: Cross multiply
    773,562.72x = 1,160,342.46 × 436,450.44
  4. Step 4: Simplify right side
    773,562.72x = 506,431,977,217.68
  5. Step 5: Solve for x
    x = 506,431,977,217.68/773,562.72
  6. Step 6: Final answer
    x = 654,674.75

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Double scale
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Similar ratio
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1.5x scale

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.