Finding the Fourth Proportional to 393,261.26, 588,973.34 and 361,506.02
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Solution
The fourth proportional to 393,261.26, 588,973.34 and 361,506.02 is: 541,414.65
Step by Step Solution
- Step 1: Write the proportion equation
393,261.26 : 588,973.34 = 361,506.02 : x - Step 2: Convert to fraction form
393,261.26/588,973.34 = 361,506.02/x - Step 3: Cross multiply
393,261.26x = 588,973.34 × 361,506.02 - Step 4: Simplify right side
393,261.26x = 212,917,408,029.51 - Step 5: Solve for x
x = 212,917,408,029.51/393,261.26 - Step 6: Final answer
x = 541,414.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.