Home / 691,054.70-1,036,634.52-235,504.36

Finding the Fourth Proportional to 691,054.70, 1,036,634.52 and 235,504.36

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Solution

The fourth proportional to 691,054.70, 1,036,634.52 and 235,504.36 is: 353,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,054.70 : 1,036,634.52 = 235,504.36 : x
  2. Step 2: Convert to fraction form
    691,054.70/1,036,634.52 = 235,504.36/x
  3. Step 3: Cross multiply
    691,054.70x = 1,036,634.52 × 235,504.36
  4. Step 4: Simplify right side
    691,054.70x = 244,131,949,186.51
  5. Step 5: Solve for x
    x = 244,131,949,186.51/691,054.70
  6. Step 6: Final answer
    x = 353,274.42

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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.