Home / 883,145.70-1,325,064.15-322,236.90

Finding the Fourth Proportional to 883,145.70, 1,325,064.15 and 322,236.90

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Solution

The fourth proportional to 883,145.70, 1,325,064.15 and 322,236.90 is: 483,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,145.70 : 1,325,064.15 = 322,236.90 : x
  2. Step 2: Convert to fraction form
    883,145.70/1,325,064.15 = 322,236.90/x
  3. Step 3: Cross multiply
    883,145.70x = 1,325,064.15 × 322,236.90
  4. Step 4: Simplify right side
    883,145.70x = 426,984,563,997.14
  5. Step 5: Solve for x
    x = 426,984,563,997.14/883,145.70
  6. Step 6: Final answer
    x = 483,481.45

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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.