Home / 952,408.68-1,428,608.98-345,054.58

Finding the Fourth Proportional to 952,408.68, 1,428,608.98 and 345,054.58

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Solution

The fourth proportional to 952,408.68, 1,428,608.98 and 345,054.58 is: 517,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,408.68 : 1,428,608.98 = 345,054.58 : x
  2. Step 2: Convert to fraction form
    952,408.68/1,428,608.98 = 345,054.58/x
  3. Step 3: Cross multiply
    952,408.68x = 1,428,608.98 × 345,054.58
  4. Step 4: Simplify right side
    952,408.68x = 492,948,071,578.13
  5. Step 5: Solve for x
    x = 492,948,071,578.13/952,408.68
  6. Step 6: Final answer
    x = 517,580.41

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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.