Home / 755,839.08-1,043,057.89-416,307.33

Finding the Fourth Proportional to 755,839.08, 1,043,057.89 and 416,307.33

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Solution

The fourth proportional to 755,839.08, 1,043,057.89 and 416,307.33 is: 574,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,839.08 : 1,043,057.89 = 416,307.33 : x
  2. Step 2: Convert to fraction form
    755,839.08/1,043,057.89 = 416,307.33/x
  3. Step 3: Cross multiply
    755,839.08x = 1,043,057.89 × 416,307.33
  4. Step 4: Simplify right side
    755,839.08x = 434,232,645,741.72
  5. Step 5: Solve for x
    x = 434,232,645,741.72/755,839.08
  6. Step 6: Final answer
    x = 574,504.09

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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.