Home / 755,855.70-1,043,059.50-411,683.82

Finding the Fourth Proportional to 755,855.70, 1,043,059.50 and 411,683.82

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Solution

The fourth proportional to 755,855.70, 1,043,059.50 and 411,683.82 is: 568,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,855.70 : 1,043,059.50 = 411,683.82 : x
  2. Step 2: Convert to fraction form
    755,855.70/1,043,059.50 = 411,683.82/x
  3. Step 3: Cross multiply
    755,855.70x = 1,043,059.50 × 411,683.82
  4. Step 4: Simplify right side
    755,855.70x = 429,410,719,447.29
  5. Step 5: Solve for x
    x = 429,410,719,447.29/755,855.70
  6. Step 6: Final answer
    x = 568,112.03

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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.