Home / 1,003,002.72-1,504,878.64-404,133.80

Finding the Fourth Proportional to 1,003,002.72, 1,504,878.64 and 404,133.80

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Solution

The fourth proportional to 1,003,002.72, 1,504,878.64 and 404,133.80 is: 606,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,002.72 : 1,504,878.64 = 404,133.80 : x
  2. Step 2: Convert to fraction form
    1,003,002.72/1,504,878.64 = 404,133.80/x
  3. Step 3: Cross multiply
    1,003,002.72x = 1,504,878.64 × 404,133.80
  4. Step 4: Simplify right side
    1,003,002.72x = 608,172,323,322.03
  5. Step 5: Solve for x
    x = 608,172,323,322.03/1,003,002.72
  6. Step 6: Final answer
    x = 606,351.62

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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.