Home / 309,939.82-464,466.22-176,544.70

Finding the Fourth Proportional to 309,939.82, 464,466.22 and 176,544.70

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Solution

The fourth proportional to 309,939.82, 464,466.22 and 176,544.70 is: 264,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,939.82 : 464,466.22 = 176,544.70 : x
  2. Step 2: Convert to fraction form
    309,939.82/464,466.22 = 176,544.70/x
  3. Step 3: Cross multiply
    309,939.82x = 464,466.22 × 176,544.70
  4. Step 4: Simplify right side
    309,939.82x = 81,999,047,867.51
  5. Step 5: Solve for x
    x = 81,999,047,867.51/309,939.82
  6. Step 6: Final answer
    x = 264,564.42

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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.