Home / 809,415.02-1,116,963.38-446,831.07

Finding the Fourth Proportional to 809,415.02, 1,116,963.38 and 446,831.07

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Solution

The fourth proportional to 809,415.02, 1,116,963.38 and 446,831.07 is: 616,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,415.02 : 1,116,963.38 = 446,831.07 : x
  2. Step 2: Convert to fraction form
    809,415.02/1,116,963.38 = 446,831.07/x
  3. Step 3: Cross multiply
    809,415.02x = 1,116,963.38 × 446,831.07
  4. Step 4: Simplify right side
    809,415.02x = 499,093,942,236.22
  5. Step 5: Solve for x
    x = 499,093,942,236.22/809,415.02
  6. Step 6: Final answer
    x = 616,610.68

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Double scale
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1.5x scale

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.