Home / 426,853.94-589,169.09-245,584.44

Finding the Fourth Proportional to 426,853.94, 589,169.09 and 245,584.44

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Solution

The fourth proportional to 426,853.94, 589,169.09 and 245,584.44 is: 338,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,853.94 : 589,169.09 = 245,584.44 : x
  2. Step 2: Convert to fraction form
    426,853.94/589,169.09 = 245,584.44/x
  3. Step 3: Cross multiply
    426,853.94x = 589,169.09 × 245,584.44
  4. Step 4: Simplify right side
    426,853.94x = 144,690,761,646.92
  5. Step 5: Solve for x
    x = 144,690,761,646.92/426,853.94
  6. Step 6: Final answer
    x = 338,970.20

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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.