Home / 1,046,144.70-1,569,010.37-287,790.57

Finding the Fourth Proportional to 1,046,144.70, 1,569,010.37 and 287,790.57

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Solution

The fourth proportional to 1,046,144.70, 1,569,010.37 and 287,790.57 is: 431,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,144.70 : 1,569,010.37 = 287,790.57 : x
  2. Step 2: Convert to fraction form
    1,046,144.70/1,569,010.37 = 287,790.57/x
  3. Step 3: Cross multiply
    1,046,144.70x = 1,569,010.37 × 287,790.57
  4. Step 4: Simplify right side
    1,046,144.70x = 451,546,387,279.26
  5. Step 5: Solve for x
    x = 451,546,387,279.26/1,046,144.70
  6. Step 6: Final answer
    x = 431,629.00

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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.