Finding the Fourth Proportional to 496,076.84, 684,566.18 and 292,136.36
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Solution
The fourth proportional to 496,076.84, 684,566.18 and 292,136.36 is: 403,136.48
Step by Step Solution
- Step 1: Write the proportion equation
496,076.84 : 684,566.18 = 292,136.36 : x - Step 2: Convert to fraction form
496,076.84/684,566.18 = 292,136.36/x - Step 3: Cross multiply
496,076.84x = 684,566.18 × 292,136.36 - Step 4: Simplify right side
496,076.84x = 199,986,672,004.31 - Step 5: Solve for x
x = 199,986,672,004.31/496,076.84 - Step 6: Final answer
x = 403,136.48
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1.5x scale
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.