Home / 1,252,679.65-1,879,003.09-306,058.57

Finding the Fourth Proportional to 1,252,679.65, 1,879,003.09 and 306,058.57

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Solution

The fourth proportional to 1,252,679.65, 1,879,003.09 and 306,058.57 is: 459,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,679.65 : 1,879,003.09 = 306,058.57 : x
  2. Step 2: Convert to fraction form
    1,252,679.65/1,879,003.09 = 306,058.57/x
  3. Step 3: Cross multiply
    1,252,679.65x = 1,879,003.09 × 306,058.57
  4. Step 4: Simplify right side
    1,252,679.65x = 575,084,998,750.98
  5. Step 5: Solve for x
    x = 575,084,998,750.98/1,252,679.65
  6. Step 6: Final answer
    x = 459,083.85

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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.