Home / 456,508.50-629,769.49-295,415.56

Finding the Fourth Proportional to 456,508.50, 629,769.49 and 295,415.56

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Solution

The fourth proportional to 456,508.50, 629,769.49 and 295,415.56 is: 407,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,508.50 : 629,769.49 = 295,415.56 : x
  2. Step 2: Convert to fraction form
    456,508.50/629,769.49 = 295,415.56/x
  3. Step 3: Cross multiply
    456,508.50x = 629,769.49 × 295,415.56
  4. Step 4: Simplify right side
    456,508.50x = 186,043,706,559.26
  5. Step 5: Solve for x
    x = 186,043,706,559.26/456,508.50
  6. Step 6: Final answer
    x = 407,536.13

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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.