Finding the Fourth Proportional to 331,532.51, 497,302.23 and 265,393.09
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Solution
The fourth proportional to 331,532.51, 497,302.23 and 265,393.09 is: 398,092.40
Step by Step Solution
- Step 1: Write the proportion equation
331,532.51 : 497,302.23 = 265,393.09 : x - Step 2: Convert to fraction form
331,532.51/497,302.23 = 265,393.09/x - Step 3: Cross multiply
331,532.51x = 497,302.23 × 265,393.09 - Step 4: Simplify right side
331,532.51x = 131,980,572,997.08 - Step 5: Solve for x
x = 131,980,572,997.08/331,532.51 - Step 6: Final answer
x = 398,092.40
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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.