Home / 755,858.21-1,043,084.26-416,326.46

Finding the Fourth Proportional to 755,858.21, 1,043,084.26 and 416,326.46

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Solution

The fourth proportional to 755,858.21, 1,043,084.26 and 416,326.46 is: 574,530.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,858.21 : 1,043,084.26 = 416,326.46 : x
  2. Step 2: Convert to fraction form
    755,858.21/1,043,084.26 = 416,326.46/x
  3. Step 3: Cross multiply
    755,858.21x = 1,043,084.26 × 416,326.46
  4. Step 4: Simplify right side
    755,858.21x = 434,263,577,447.52
  5. Step 5: Solve for x
    x = 434,263,577,447.52/755,858.21
  6. Step 6: Final answer
    x = 574,530.48

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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.