Home / 309,334.30-464,004.20-122,345.82

Finding the Fourth Proportional to 309,334.30, 464,004.20 and 122,345.82

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Solution

The fourth proportional to 309,334.30, 464,004.20 and 122,345.82 is: 183,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,334.30 : 464,004.20 = 122,345.82 : x
  2. Step 2: Convert to fraction form
    309,334.30/464,004.20 = 122,345.82/x
  3. Step 3: Cross multiply
    309,334.30x = 464,004.20 × 122,345.82
  4. Step 4: Simplify right side
    309,334.30x = 56,768,974,332.44
  5. Step 5: Solve for x
    x = 56,768,974,332.44/309,334.30
  6. Step 6: Final answer
    x = 183,519.82

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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.