Home / 384,749.33-576,812.69-160,278.38

Finding the Fourth Proportional to 384,749.33, 576,812.69 and 160,278.38

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Solution

The fourth proportional to 384,749.33, 576,812.69 and 160,278.38 is: 240,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,749.33 : 576,812.69 = 160,278.38 : x
  2. Step 2: Convert to fraction form
    384,749.33/576,812.69 = 160,278.38/x
  3. Step 3: Cross multiply
    384,749.33x = 576,812.69 × 160,278.38
  4. Step 4: Simplify right side
    384,749.33x = 92,450,599,831.19
  5. Step 5: Solve for x
    x = 92,450,599,831.19/384,749.33
  6. Step 6: Final answer
    x = 240,287.88

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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.