Finding the Fourth Proportional to 808,203.53, 1,212,261.35 and 247,238.03
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Solution
The fourth proportional to 808,203.53, 1,212,261.35 and 247,238.03 is: 370,843.60
Step by Step Solution
- Step 1: Write the proportion equation
808,203.53 : 1,212,261.35 = 247,238.03 : x - Step 2: Convert to fraction form
808,203.53/1,212,261.35 = 247,238.03/x - Step 3: Cross multiply
808,203.53x = 1,212,261.35 × 247,238.03 - Step 4: Simplify right side
808,203.53x = 299,717,104,679.44 - Step 5: Solve for x
x = 299,717,104,679.44/808,203.53 - Step 6: Final answer
x = 370,843.60
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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.