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Finding the Fourth Proportional to 885,942, 1,222,601.04 and 483,534

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Solution

The fourth proportional to 885,942, 1,222,601.04 and 483,534 is: 667,277.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,942 : 1,222,601.04 = 483,534 : x
  2. Step 2: Convert to fraction form
    885,942/1,222,601.04 = 483,534/x
  3. Step 3: Cross multiply
    885,942x = 1,222,601.04 × 483,534
  4. Step 4: Simplify right side
    885,942x = 591,169,171,275.36
  5. Step 5: Solve for x
    x = 591,169,171,275.36/885,942
  6. Step 6: Final answer
    x = 667,277.51

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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.