Home / 1,135,141.68-1,702,663.31-282,195.48

Finding the Fourth Proportional to 1,135,141.68, 1,702,663.31 and 282,195.48

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Solution

The fourth proportional to 1,135,141.68, 1,702,663.31 and 282,195.48 is: 423,280.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,141.68 : 1,702,663.31 = 282,195.48 : x
  2. Step 2: Convert to fraction form
    1,135,141.68/1,702,663.31 = 282,195.48/x
  3. Step 3: Cross multiply
    1,135,141.68x = 1,702,663.31 × 282,195.48
  4. Step 4: Simplify right side
    1,135,141.68x = 480,483,888,632.86
  5. Step 5: Solve for x
    x = 480,483,888,632.86/1,135,141.68
  6. Step 6: Final answer
    x = 423,280.99

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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.