Home / 702,552.38-1,053,831.28-170,072.56

Finding the Fourth Proportional to 702,552.38, 1,053,831.28 and 170,072.56

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Solution

The fourth proportional to 702,552.38, 1,053,831.28 and 170,072.56 is: 255,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,552.38 : 1,053,831.28 = 170,072.56 : x
  2. Step 2: Convert to fraction form
    702,552.38/1,053,831.28 = 170,072.56/x
  3. Step 3: Cross multiply
    702,552.38x = 1,053,831.28 × 170,072.56
  4. Step 4: Simplify right side
    702,552.38x = 179,227,780,537.92
  5. Step 5: Solve for x
    x = 179,227,780,537.92/702,552.38
  6. Step 6: Final answer
    x = 255,109.49

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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.