Home / 1,003,003.72-1,504,880.14-404,134.80

Finding the Fourth Proportional to 1,003,003.72, 1,504,880.14 and 404,134.80

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Solution

The fourth proportional to 1,003,003.72, 1,504,880.14 and 404,134.80 is: 606,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,003.72 : 1,504,880.14 = 404,134.80 : x
  2. Step 2: Convert to fraction form
    1,003,003.72/1,504,880.14 = 404,134.80/x
  3. Step 3: Cross multiply
    1,003,003.72x = 1,504,880.14 × 404,134.80
  4. Step 4: Simplify right side
    1,003,003.72x = 608,174,434,402.87
  5. Step 5: Solve for x
    x = 608,174,434,402.87/1,003,003.72
  6. Step 6: Final answer
    x = 606,353.12

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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.