Home / 881,195.07-1,318,932.90-475,823.69

Finding the Fourth Proportional to 881,195.07, 1,318,932.90 and 475,823.69

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Solution

The fourth proportional to 881,195.07, 1,318,932.90 and 475,823.69 is: 712,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,195.07 : 1,318,932.90 = 475,823.69 : x
  2. Step 2: Convert to fraction form
    881,195.07/1,318,932.90 = 475,823.69/x
  3. Step 3: Cross multiply
    881,195.07x = 1,318,932.90 × 475,823.69
  4. Step 4: Simplify right side
    881,195.07x = 627,579,512,745.74
  5. Step 5: Solve for x
    x = 627,579,512,745.74/881,195.07
  6. Step 6: Final answer
    x = 712,191.36

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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.