Home / 756,093.03-1,043,407.80-416,561.28

Finding the Fourth Proportional to 756,093.03, 1,043,407.80 and 416,561.28

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Solution

The fourth proportional to 756,093.03, 1,043,407.80 and 416,561.28 is: 574,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,093.03 : 1,043,407.80 = 416,561.28 : x
  2. Step 2: Convert to fraction form
    756,093.03/1,043,407.80 = 416,561.28/x
  3. Step 3: Cross multiply
    756,093.03x = 1,043,407.80 × 416,561.28
  4. Step 4: Simplify right side
    756,093.03x = 434,643,288,729.98
  5. Step 5: Solve for x
    x = 434,643,288,729.98/756,093.03
  6. Step 6: Final answer
    x = 574,854.25

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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.