Finding the Fourth Proportional to 343,588.70, 474,136.40 and 190,625.27
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Solution
The fourth proportional to 343,588.70, 474,136.40 and 190,625.27 is: 263,053.99
Step by Step Solution
- Step 1: Write the proportion equation
343,588.70 : 474,136.40 = 190,625.27 : x - Step 2: Convert to fraction form
343,588.70/474,136.40 = 190,625.27/x - Step 3: Cross multiply
343,588.70x = 474,136.40 × 190,625.27 - Step 4: Simplify right side
343,588.70x = 90,382,375,943.02 - Step 5: Solve for x
x = 90,382,375,943.02/343,588.70 - Step 6: Final answer
x = 263,053.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.