Home / 481,835.93-664,905.71-266,963.18

Finding the Fourth Proportional to 481,835.93, 664,905.71 and 266,963.18

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Solution

The fourth proportional to 481,835.93, 664,905.71 and 266,963.18 is: 368,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,835.93 : 664,905.71 = 266,963.18 : x
  2. Step 2: Convert to fraction form
    481,835.93/664,905.71 = 266,963.18/x
  3. Step 3: Cross multiply
    481,835.93x = 664,905.71 × 266,963.18
  4. Step 4: Simplify right side
    481,835.93x = 177,505,338,082.41
  5. Step 5: Solve for x
    x = 177,505,338,082.41/481,835.93
  6. Step 6: Final answer
    x = 368,393.74

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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.