Home / 1,045,878.80-1,568,611.56-287,524.56

Finding the Fourth Proportional to 1,045,878.80, 1,568,611.56 and 287,524.56

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Solution

The fourth proportional to 1,045,878.80, 1,568,611.56 and 287,524.56 is: 431,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,878.80 : 1,568,611.56 = 287,524.56 : x
  2. Step 2: Convert to fraction form
    1,045,878.80/1,568,611.56 = 287,524.56/x
  3. Step 3: Cross multiply
    1,045,878.80x = 1,568,611.56 × 287,524.56
  4. Step 4: Simplify right side
    1,045,878.80x = 451,014,348,599.91
  5. Step 5: Solve for x
    x = 451,014,348,599.91/1,045,878.80
  6. Step 6: Final answer
    x = 431,230.03

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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.