Home / 456,831.11-630,443.73-250,113.98

Finding the Fourth Proportional to 456,831.11, 630,443.73 and 250,113.98

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Solution

The fourth proportional to 456,831.11, 630,443.73 and 250,113.98 is: 345,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,831.11 : 630,443.73 = 250,113.98 : x
  2. Step 2: Convert to fraction form
    456,831.11/630,443.73 = 250,113.98/x
  3. Step 3: Cross multiply
    456,831.11x = 630,443.73 × 250,113.98
  4. Step 4: Simplify right side
    456,831.11x = 157,682,787,324.13
  5. Step 5: Solve for x
    x = 157,682,787,324.13/456,831.11
  6. Step 6: Final answer
    x = 345,166.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.