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Finding the Fourth Proportional to 590,571.40, 885,857.10 and 325,150.60

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Solution

The fourth proportional to 590,571.40, 885,857.10 and 325,150.60 is: 487,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,571.40 : 885,857.10 = 325,150.60 : x
  2. Step 2: Convert to fraction form
    590,571.40/885,857.10 = 325,150.60/x
  3. Step 3: Cross multiply
    590,571.40x = 885,857.10 × 325,150.60
  4. Step 4: Simplify right side
    590,571.40x = 288,036,967,579.26
  5. Step 5: Solve for x
    x = 288,036,967,579.26/590,571.40
  6. Step 6: Final answer
    x = 487,725.90

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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.