Home / 491,828.58-737,769.19-154,895.47

Finding the Fourth Proportional to 491,828.58, 737,769.19 and 154,895.47

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Solution

The fourth proportional to 491,828.58, 737,769.19 and 154,895.47 is: 232,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,828.58 : 737,769.19 = 154,895.47 : x
  2. Step 2: Convert to fraction form
    491,828.58/737,769.19 = 154,895.47/x
  3. Step 3: Cross multiply
    491,828.58x = 737,769.19 × 154,895.47
  4. Step 4: Simplify right side
    491,828.58x = 114,277,100,973.25
  5. Step 5: Solve for x
    x = 114,277,100,973.25/491,828.58
  6. Step 6: Final answer
    x = 232,351.49

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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.