Home / 756,388.94-1,043,816.73-416,857.19

Finding the Fourth Proportional to 756,388.94, 1,043,816.73 and 416,857.19

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Solution

The fourth proportional to 756,388.94, 1,043,816.73 and 416,857.19 is: 575,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,388.94 : 1,043,816.73 = 416,857.19 : x
  2. Step 2: Convert to fraction form
    756,388.94/1,043,816.73 = 416,857.19/x
  3. Step 3: Cross multiply
    756,388.94x = 1,043,816.73 × 416,857.19
  4. Step 4: Simplify right side
    756,388.94x = 435,122,502,160.49
  5. Step 5: Solve for x
    x = 435,122,502,160.49/756,388.94
  6. Step 6: Final answer
    x = 575,262.91

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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.