Finding the Fourth Proportional to 541,893.40, 747,812.64 and 324,102.07
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Solution
The fourth proportional to 541,893.40, 747,812.64 and 324,102.07 is: 447,260.71
Step by Step Solution
- Step 1: Write the proportion equation
541,893.40 : 747,812.64 = 324,102.07 : x - Step 2: Convert to fraction form
541,893.40/747,812.64 = 324,102.07/x - Step 3: Cross multiply
541,893.40x = 747,812.64 × 324,102.07 - Step 4: Simplify right side
541,893.40x = 242,367,626,590.21 - Step 5: Solve for x
x = 242,367,626,590.21/541,893.40 - Step 6: Final answer
x = 447,260.71
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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.