Home / 309,333.05-464,002.32-122,344.57

Finding the Fourth Proportional to 309,333.05, 464,002.32 and 122,344.57

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Solution

The fourth proportional to 309,333.05, 464,002.32 and 122,344.57 is: 183,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,333.05 : 464,002.32 = 122,344.57 : x
  2. Step 2: Convert to fraction form
    309,333.05/464,002.32 = 122,344.57/x
  3. Step 3: Cross multiply
    309,333.05x = 464,002.32 × 122,344.57
  4. Step 4: Simplify right side
    309,333.05x = 56,768,163,707.68
  5. Step 5: Solve for x
    x = 56,768,163,707.68/309,333.05
  6. Step 6: Final answer
    x = 183,517.94

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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.