Home / 655,146.71-982,719.76-181,831.93

Finding the Fourth Proportional to 655,146.71, 982,719.76 and 181,831.93

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Solution

The fourth proportional to 655,146.71, 982,719.76 and 181,831.93 is: 272,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,146.71 : 982,719.76 = 181,831.93 : x
  2. Step 2: Convert to fraction form
    655,146.71/982,719.76 = 181,831.93/x
  3. Step 3: Cross multiply
    655,146.71x = 982,719.76 × 181,831.93
  4. Step 4: Simplify right side
    655,146.71x = 178,689,830,609.94
  5. Step 5: Solve for x
    x = 178,689,830,609.94/655,146.71
  6. Step 6: Final answer
    x = 272,747.81

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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.