Home / 1,003,551.80-1,504,890.30-404,313.80

Finding the Fourth Proportional to 1,003,551.80, 1,504,890.30 and 404,313.80

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Solution

The fourth proportional to 1,003,551.80, 1,504,890.30 and 404,313.80 is: 606,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,551.80 : 1,504,890.30 = 404,313.80 : x
  2. Step 2: Convert to fraction form
    1,003,551.80/1,504,890.30 = 404,313.80/x
  3. Step 3: Cross multiply
    1,003,551.80x = 1,504,890.30 × 404,313.80
  4. Step 4: Simplify right side
    1,003,551.80x = 608,447,915,776.14
  5. Step 5: Solve for x
    x = 608,447,915,776.14/1,003,551.80
  6. Step 6: Final answer
    x = 606,294.48

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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.