Home / 757,062.13-1,044,708.86-451,131.70

Finding the Fourth Proportional to 757,062.13, 1,044,708.86 and 451,131.70

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Solution

The fourth proportional to 757,062.13, 1,044,708.86 and 451,131.70 is: 622,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,062.13 : 1,044,708.86 = 451,131.70 : x
  2. Step 2: Convert to fraction form
    757,062.13/1,044,708.86 = 451,131.70/x
  3. Step 3: Cross multiply
    757,062.13x = 1,044,708.86 × 451,131.70
  4. Step 4: Simplify right side
    757,062.13x = 471,301,286,161.18
  5. Step 5: Solve for x
    x = 471,301,286,161.18/757,062.13
  6. Step 6: Final answer
    x = 622,539.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.