Home / 493,822.76-740,735.09-190,359.81

Finding the Fourth Proportional to 493,822.76, 740,735.09 and 190,359.81

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Solution

The fourth proportional to 493,822.76, 740,735.09 and 190,359.81 is: 285,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,822.76 : 740,735.09 = 190,359.81 : x
  2. Step 2: Convert to fraction form
    493,822.76/740,735.09 = 190,359.81/x
  3. Step 3: Cross multiply
    493,822.76x = 740,735.09 × 190,359.81
  4. Step 4: Simplify right side
    493,822.76x = 141,006,190,040.93
  5. Step 5: Solve for x
    x = 141,006,190,040.93/493,822.76
  6. Step 6: Final answer
    x = 285,540.08

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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.