Home / 780,844.04-1,171,490.22-325,346.60

Finding the Fourth Proportional to 780,844.04, 1,171,490.22 and 325,346.60

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Solution

The fourth proportional to 780,844.04, 1,171,490.22 and 325,346.60 is: 488,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,844.04 : 1,171,490.22 = 325,346.60 : x
  2. Step 2: Convert to fraction form
    780,844.04/1,171,490.22 = 325,346.60/x
  3. Step 3: Cross multiply
    780,844.04x = 1,171,490.22 × 325,346.60
  4. Step 4: Simplify right side
    780,844.04x = 381,140,360,010.25
  5. Step 5: Solve for x
    x = 381,140,360,010.25/780,844.04
  6. Step 6: Final answer
    x = 488,113.30

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Similar ratio
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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.