Home / 901,579.54-1,244,209.44-493,698.58

Finding the Fourth Proportional to 901,579.54, 1,244,209.44 and 493,698.58

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Solution

The fourth proportional to 901,579.54, 1,244,209.44 and 493,698.58 is: 681,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,579.54 : 1,244,209.44 = 493,698.58 : x
  2. Step 2: Convert to fraction form
    901,579.54/1,244,209.44 = 493,698.58/x
  3. Step 3: Cross multiply
    901,579.54x = 1,244,209.44 × 493,698.58
  4. Step 4: Simplify right side
    901,579.54x = 614,264,433,750.60
  5. Step 5: Solve for x
    x = 614,264,433,750.60/901,579.54
  6. Step 6: Final answer
    x = 681,320.29

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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.