Home / 969,030.75-1,453,435.21-259,114.15

Finding the Fourth Proportional to 969,030.75, 1,453,435.21 and 259,114.15

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Solution

The fourth proportional to 969,030.75, 1,453,435.21 and 259,114.15 is: 388,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,030.75 : 1,453,435.21 = 259,114.15 : x
  2. Step 2: Convert to fraction form
    969,030.75/1,453,435.21 = 259,114.15/x
  3. Step 3: Cross multiply
    969,030.75x = 1,453,435.21 × 259,114.15
  4. Step 4: Simplify right side
    969,030.75x = 376,605,629,019.22
  5. Step 5: Solve for x
    x = 376,605,629,019.22/969,030.75
  6. Step 6: Final answer
    x = 388,641.57

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1.5x scale

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.