Home / 456,836.64-685,928.60-254,827.44

Finding the Fourth Proportional to 456,836.64, 685,928.60 and 254,827.44

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Solution

The fourth proportional to 456,836.64, 685,928.60 and 254,827.44 is: 382,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,836.64 : 685,928.60 = 254,827.44 : x
  2. Step 2: Convert to fraction form
    456,836.64/685,928.60 = 254,827.44/x
  3. Step 3: Cross multiply
    456,836.64x = 685,928.60 × 254,827.44
  4. Step 4: Simplify right side
    456,836.64x = 174,793,429,797.85
  5. Step 5: Solve for x
    x = 174,793,429,797.85/456,836.64
  6. Step 6: Final answer
    x = 382,616.92

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1.5x scale

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.