Home / 893,122.80-1,339,662.60-537,867.60

Finding the Fourth Proportional to 893,122.80, 1,339,662.60 and 537,867.60

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Solution

The fourth proportional to 893,122.80, 1,339,662.60 and 537,867.60 is: 806,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,122.80 : 1,339,662.60 = 537,867.60 : x
  2. Step 2: Convert to fraction form
    893,122.80/1,339,662.60 = 537,867.60/x
  3. Step 3: Cross multiply
    893,122.80x = 1,339,662.60 × 537,867.60
  4. Step 4: Simplify right side
    893,122.80x = 720,561,107,471.76
  5. Step 5: Solve for x
    x = 720,561,107,471.76/893,122.80
  6. Step 6: Final answer
    x = 806,788.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.