Home / 770,785.94-1,156,289.18-238,348.03

Finding the Fourth Proportional to 770,785.94, 1,156,289.18 and 238,348.03

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Solution

The fourth proportional to 770,785.94, 1,156,289.18 and 238,348.03 is: 357,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,785.94 : 1,156,289.18 = 238,348.03 : x
  2. Step 2: Convert to fraction form
    770,785.94/1,156,289.18 = 238,348.03/x
  3. Step 3: Cross multiply
    770,785.94x = 1,156,289.18 × 238,348.03
  4. Step 4: Simplify right side
    770,785.94x = 275,599,246,971.58
  5. Step 5: Solve for x
    x = 275,599,246,971.58/770,785.94
  6. Step 6: Final answer
    x = 357,556.14

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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.