Finding the Fourth Proportional to 260,396.19, 359,303.72 and 163,584.99
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Solution
The fourth proportional to 260,396.19, 359,303.72 and 163,584.99 is: 225,720.26
Step by Step Solution
- Step 1: Write the proportion equation
260,396.19 : 359,303.72 = 163,584.99 : x - Step 2: Convert to fraction form
260,396.19/359,303.72 = 163,584.99/x - Step 3: Cross multiply
260,396.19x = 359,303.72 × 163,584.99 - Step 4: Simplify right side
260,396.19x = 58,776,694,625.24 - Step 5: Solve for x
x = 58,776,694,625.24/260,396.19 - Step 6: Final answer
x = 225,720.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.