Home / 945,451.92-1,418,190.22-314,365.74

Finding the Fourth Proportional to 945,451.92, 1,418,190.22 and 314,365.74

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Solution

The fourth proportional to 945,451.92, 1,418,190.22 and 314,365.74 is: 471,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,451.92 : 1,418,190.22 = 314,365.74 : x
  2. Step 2: Convert to fraction form
    945,451.92/1,418,190.22 = 314,365.74/x
  3. Step 3: Cross multiply
    945,451.92x = 1,418,190.22 × 314,365.74
  4. Step 4: Simplify right side
    945,451.92x = 445,830,417,971.06
  5. Step 5: Solve for x
    x = 445,830,417,971.06/945,451.92
  6. Step 6: Final answer
    x = 471,552.71

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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.