Home / 1,002,899.75-1,504,571.07-371,813.63

Finding the Fourth Proportional to 1,002,899.75, 1,504,571.07 and 371,813.63

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Solution

The fourth proportional to 1,002,899.75, 1,504,571.07 and 371,813.63 is: 557,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,899.75 : 1,504,571.07 = 371,813.63 : x
  2. Step 2: Convert to fraction form
    1,002,899.75/1,504,571.07 = 371,813.63/x
  3. Step 3: Cross multiply
    1,002,899.75x = 1,504,571.07 × 371,813.63
  4. Step 4: Simplify right side
    1,002,899.75x = 559,420,031,129.68
  5. Step 5: Solve for x
    x = 559,420,031,129.68/1,002,899.75
  6. Step 6: Final answer
    x = 557,802.54

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Double scale
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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.