Home / 644,828.04-967,745.88-446,538.42

Finding the Fourth Proportional to 644,828.04, 967,745.88 and 446,538.42

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Solution

The fourth proportional to 644,828.04, 967,745.88 and 446,538.42 is: 670,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,828.04 : 967,745.88 = 446,538.42 : x
  2. Step 2: Convert to fraction form
    644,828.04/967,745.88 = 446,538.42/x
  3. Step 3: Cross multiply
    644,828.04x = 967,745.88 × 446,538.42
  4. Step 4: Simplify right side
    644,828.04x = 432,135,716,216.71
  5. Step 5: Solve for x
    x = 432,135,716,216.71/644,828.04
  6. Step 6: Final answer
    x = 670,156.52

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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.