Home / 757,341.09-1,045,232.07-481,725.78

Finding the Fourth Proportional to 757,341.09, 1,045,232.07 and 481,725.78

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Solution

The fourth proportional to 757,341.09, 1,045,232.07 and 481,725.78 is: 664,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,341.09 : 1,045,232.07 = 481,725.78 : x
  2. Step 2: Convert to fraction form
    757,341.09/1,045,232.07 = 481,725.78/x
  3. Step 3: Cross multiply
    757,341.09x = 1,045,232.07 × 481,725.78
  4. Step 4: Simplify right side
    757,341.09x = 503,515,238,419.66
  5. Step 5: Solve for x
    x = 503,515,238,419.66/757,341.09
  6. Step 6: Final answer
    x = 664,846.06

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Double scale
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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.