Finding the Fourth Proportional to 358,782.24, 537,867.74 and 158,993.70
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Solution
The fourth proportional to 358,782.24, 537,867.74 and 158,993.70 is: 238,355.12
Step by Step Solution
- Step 1: Write the proportion equation
358,782.24 : 537,867.74 = 158,993.70 : x - Step 2: Convert to fraction form
358,782.24/537,867.74 = 158,993.70/x - Step 3: Cross multiply
358,782.24x = 537,867.74 × 158,993.70 - Step 4: Simplify right side
358,782.24x = 85,517,582,093.24 - Step 5: Solve for x
x = 85,517,582,093.24/358,782.24 - Step 6: Final answer
x = 238,355.12
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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.