Home / 672,907.03-1,009,065.26-251,887.66

Finding the Fourth Proportional to 672,907.03, 1,009,065.26 and 251,887.66

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Solution

The fourth proportional to 672,907.03, 1,009,065.26 and 251,887.66 is: 377,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,907.03 : 1,009,065.26 = 251,887.66 : x
  2. Step 2: Convert to fraction form
    672,907.03/1,009,065.26 = 251,887.66/x
  3. Step 3: Cross multiply
    672,907.03x = 1,009,065.26 × 251,887.66
  4. Step 4: Simplify right side
    672,907.03x = 254,171,085,235.75
  5. Step 5: Solve for x
    x = 254,171,085,235.75/672,907.03
  6. Step 6: Final answer
    x = 377,720.96

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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.