Home / 456,231.14-629,389.72-295,138.08

Finding the Fourth Proportional to 456,231.14, 629,389.72 and 295,138.08

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Solution

The fourth proportional to 456,231.14, 629,389.72 and 295,138.08 is: 407,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,231.14 : 629,389.72 = 295,138.08 : x
  2. Step 2: Convert to fraction form
    456,231.14/629,389.72 = 295,138.08/x
  3. Step 3: Cross multiply
    456,231.14x = 629,389.72 × 295,138.08
  4. Step 4: Simplify right side
    456,231.14x = 185,756,873,532.54
  5. Step 5: Solve for x
    x = 185,756,873,532.54/456,231.14
  6. Step 6: Final answer
    x = 407,155.18

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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.