Home / 1,135,140.57-1,702,661.61-282,194.37

Finding the Fourth Proportional to 1,135,140.57, 1,702,661.61 and 282,194.37

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Solution

The fourth proportional to 1,135,140.57, 1,702,661.61 and 282,194.37 is: 423,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,140.57 : 1,702,661.61 = 282,194.37 : x
  2. Step 2: Convert to fraction form
    1,135,140.57/1,702,661.61 = 282,194.37/x
  3. Step 3: Cross multiply
    1,135,140.57x = 1,702,661.61 × 282,194.37
  4. Step 4: Simplify right side
    1,135,140.57x = 480,481,520,357.14
  5. Step 5: Solve for x
    x = 480,481,520,357.14/1,135,140.57
  6. Step 6: Final answer
    x = 423,279.31

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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.