Home / 1,135,090.92-1,702,135.47-325,291.56

Finding the Fourth Proportional to 1,135,090.92, 1,702,135.47 and 325,291.56

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Solution

The fourth proportional to 1,135,090.92, 1,702,135.47 and 325,291.56 is: 487,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,090.92 : 1,702,135.47 = 325,291.56 : x
  2. Step 2: Convert to fraction form
    1,135,090.92/1,702,135.47 = 325,291.56/x
  3. Step 3: Cross multiply
    1,135,090.92x = 1,702,135.47 × 325,291.56
  4. Step 4: Simplify right side
    1,135,090.92x = 553,690,302,367.63
  5. Step 5: Solve for x
    x = 553,690,302,367.63/1,135,090.92
  6. Step 6: Final answer
    x = 487,793.79

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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.