Home / 674,876.54-1,010,229.86-370,509.32

Finding the Fourth Proportional to 674,876.54, 1,010,229.86 and 370,509.32

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Solution

The fourth proportional to 674,876.54, 1,010,229.86 and 370,509.32 is: 554,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,876.54 : 1,010,229.86 = 370,509.32 : x
  2. Step 2: Convert to fraction form
    674,876.54/1,010,229.86 = 370,509.32/x
  3. Step 3: Cross multiply
    674,876.54x = 1,010,229.86 × 370,509.32
  4. Step 4: Simplify right side
    674,876.54x = 374,299,571,568.60
  5. Step 5: Solve for x
    x = 374,299,571,568.60/674,876.54
  6. Step 6: Final answer
    x = 554,619.33

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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.