Home / 332,831.34-499,371.72-172,807.38

Finding the Fourth Proportional to 332,831.34, 499,371.72 and 172,807.38

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Solution

The fourth proportional to 332,831.34, 499,371.72 and 172,807.38 is: 259,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,831.34 : 499,371.72 = 172,807.38 : x
  2. Step 2: Convert to fraction form
    332,831.34/499,371.72 = 172,807.38/x
  3. Step 3: Cross multiply
    332,831.34x = 499,371.72 × 172,807.38
  4. Step 4: Simplify right side
    332,831.34x = 86,295,118,579.29
  5. Step 5: Solve for x
    x = 86,295,118,579.29/332,831.34
  6. Step 6: Final answer
    x = 259,275.82

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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.