Home / 670,026.94-1,004,792.55-220,616.66

Finding the Fourth Proportional to 670,026.94, 1,004,792.55 and 220,616.66

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Solution

The fourth proportional to 670,026.94, 1,004,792.55 and 220,616.66 is: 330,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,026.94 : 1,004,792.55 = 220,616.66 : x
  2. Step 2: Convert to fraction form
    670,026.94/1,004,792.55 = 220,616.66/x
  3. Step 3: Cross multiply
    670,026.94x = 1,004,792.55 × 220,616.66
  4. Step 4: Simplify right side
    670,026.94x = 221,673,978,058.55
  5. Step 5: Solve for x
    x = 221,673,978,058.55/670,026.94
  6. Step 6: Final answer
    x = 330,843.38

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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.