Home / 309,578.04-464,388.66-122,589

Finding the Fourth Proportional to 309,578.04, 464,388.66 and 122,589

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Solution

The fourth proportional to 309,578.04, 464,388.66 and 122,589 is: 183,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,578.04 : 464,388.66 = 122,589 : x
  2. Step 2: Convert to fraction form
    309,578.04/464,388.66 = 122,589/x
  3. Step 3: Cross multiply
    309,578.04x = 464,388.66 × 122,589
  4. Step 4: Simplify right side
    309,578.04x = 56,928,941,440.74
  5. Step 5: Solve for x
    x = 56,928,941,440.74/309,578.04
  6. Step 6: Final answer
    x = 183,892.05

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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.