Home / 940,109.11-1,409,622.77-501,387.57

Finding the Fourth Proportional to 940,109.11, 1,409,622.77 and 501,387.57

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Solution

The fourth proportional to 940,109.11, 1,409,622.77 and 501,387.57 is: 751,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,109.11 : 1,409,622.77 = 501,387.57 : x
  2. Step 2: Convert to fraction form
    940,109.11/1,409,622.77 = 501,387.57/x
  3. Step 3: Cross multiply
    940,109.11x = 1,409,622.77 × 501,387.57
  4. Step 4: Simplify right side
    940,109.11x = 706,767,336,520.44
  5. Step 5: Solve for x
    x = 706,767,336,520.44/940,109.11
  6. Step 6: Final answer
    x = 751,792.88

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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.