Home / 348,183.22-480,639.82-235,159.06

Finding the Fourth Proportional to 348,183.22, 480,639.82 and 235,159.06

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Solution

The fourth proportional to 348,183.22, 480,639.82 and 235,159.06 is: 324,618.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,183.22 : 480,639.82 = 235,159.06 : x
  2. Step 2: Convert to fraction form
    348,183.22/480,639.82 = 235,159.06/x
  3. Step 3: Cross multiply
    348,183.22x = 480,639.82 × 235,159.06
  4. Step 4: Simplify right side
    348,183.22x = 113,026,808,269.77
  5. Step 5: Solve for x
    x = 113,026,808,269.77/348,183.22
  6. Step 6: Final answer
    x = 324,618.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.