Home / 951,948.47-1,427,927.16-320,867.75

Finding the Fourth Proportional to 951,948.47, 1,427,927.16 and 320,867.75

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Solution

The fourth proportional to 951,948.47, 1,427,927.16 and 320,867.75 is: 481,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,948.47 : 1,427,927.16 = 320,867.75 : x
  2. Step 2: Convert to fraction form
    951,948.47/1,427,927.16 = 320,867.75/x
  3. Step 3: Cross multiply
    951,948.47x = 1,427,927.16 × 320,867.75
  4. Step 4: Simplify right side
    951,948.47x = 458,175,774,993.09
  5. Step 5: Solve for x
    x = 458,175,774,993.09/951,948.47
  6. Step 6: Final answer
    x = 481,303.13

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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.