Finding the Fourth Proportional to 343,805.02, 515,813.10 and 164,119.73
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Solution
The fourth proportional to 343,805.02, 515,813.10 and 164,119.73 is: 246,229.99
Step by Step Solution
- Step 1: Write the proportion equation
343,805.02 : 515,813.10 = 164,119.73 : x - Step 2: Convert to fraction form
343,805.02/515,813.10 = 164,119.73/x - Step 3: Cross multiply
343,805.02x = 515,813.10 × 164,119.73 - Step 4: Simplify right side
343,805.02x = 84,655,106,702.46 - Step 5: Solve for x
x = 84,655,106,702.46/343,805.02 - Step 6: Final answer
x = 246,229.99
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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.