Home / 755,899.74-1,043,144.46-416,367.18

Finding the Fourth Proportional to 755,899.74, 1,043,144.46 and 416,367.18

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Solution

The fourth proportional to 755,899.74, 1,043,144.46 and 416,367.18 is: 574,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,899.74 : 1,043,144.46 = 416,367.18 : x
  2. Step 2: Convert to fraction form
    755,899.74/1,043,144.46 = 416,367.18/x
  3. Step 3: Cross multiply
    755,899.74x = 1,043,144.46 × 416,367.18
  4. Step 4: Simplify right side
    755,899.74x = 434,331,117,142.82
  5. Step 5: Solve for x
    x = 434,331,117,142.82/755,899.74
  6. Step 6: Final answer
    x = 574,588.26

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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.