Finding the Fourth Proportional to 659,537.48, 989,156.77 and 334,996.60
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Solution
The fourth proportional to 659,537.48, 989,156.77 and 334,996.60 is: 502,418.99
Step by Step Solution
- Step 1: Write the proportion equation
659,537.48 : 989,156.77 = 334,996.60 : x - Step 2: Convert to fraction form
659,537.48/989,156.77 = 334,996.60/x - Step 3: Cross multiply
659,537.48x = 989,156.77 × 334,996.60 - Step 4: Simplify right side
659,537.48x = 331,364,154,816.98 - Step 5: Solve for x
x = 331,364,154,816.98/659,537.48 - Step 6: Final answer
x = 502,418.99
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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.