Home / 885,621.54-1,222,171.83-483,213.54

Finding the Fourth Proportional to 885,621.54, 1,222,171.83 and 483,213.54

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Solution

The fourth proportional to 885,621.54, 1,222,171.83 and 483,213.54 is: 666,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,621.54 : 1,222,171.83 = 483,213.54 : x
  2. Step 2: Convert to fraction form
    885,621.54/1,222,171.83 = 483,213.54/x
  3. Step 3: Cross multiply
    885,621.54x = 1,222,171.83 × 483,213.54
  4. Step 4: Simplify right side
    885,621.54x = 590,569,976,462.58
  5. Step 5: Solve for x
    x = 590,569,976,462.58/885,621.54
  6. Step 6: Final answer
    x = 666,842.38

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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.