Home / 755,858.46-1,043,084.61-416,326.71

Finding the Fourth Proportional to 755,858.46, 1,043,084.61 and 416,326.71

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Solution

The fourth proportional to 755,858.46, 1,043,084.61 and 416,326.71 is: 574,530.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,858.46 : 1,043,084.61 = 416,326.71 : x
  2. Step 2: Convert to fraction form
    755,858.46/1,043,084.61 = 416,326.71/x
  3. Step 3: Cross multiply
    755,858.46x = 1,043,084.61 × 416,326.71
  4. Step 4: Simplify right side
    755,858.46x = 434,263,983,932.93
  5. Step 5: Solve for x
    x = 434,263,983,932.93/755,858.46
  6. Step 6: Final answer
    x = 574,530.82

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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.