Home / 1,109,872.37-1,664,809.37-268,424.93

Finding the Fourth Proportional to 1,109,872.37, 1,664,809.37 and 268,424.93

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Solution

The fourth proportional to 1,109,872.37, 1,664,809.37 and 268,424.93 is: 402,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,872.37 : 1,664,809.37 = 268,424.93 : x
  2. Step 2: Convert to fraction form
    1,109,872.37/1,664,809.37 = 268,424.93/x
  3. Step 3: Cross multiply
    1,109,872.37x = 1,664,809.37 × 268,424.93
  4. Step 4: Simplify right side
    1,109,872.37x = 446,876,338,605.59
  5. Step 5: Solve for x
    x = 446,876,338,605.59/1,109,872.37
  6. Step 6: Final answer
    x = 402,637.59

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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.