Home / 893,395.80-1,339,964.10-262,243.80

Finding the Fourth Proportional to 893,395.80, 1,339,964.10 and 262,243.80

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Solution

The fourth proportional to 893,395.80, 1,339,964.10 and 262,243.80 is: 393,327.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,395.80 : 1,339,964.10 = 262,243.80 : x
  2. Step 2: Convert to fraction form
    893,395.80/1,339,964.10 = 262,243.80/x
  3. Step 3: Cross multiply
    893,395.80x = 1,339,964.10 × 262,243.80
  4. Step 4: Simplify right side
    893,395.80x = 351,397,277,447.58
  5. Step 5: Solve for x
    x = 351,397,277,447.58/893,395.80
  6. Step 6: Final answer
    x = 393,327.66

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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.