Finding the Fourth Proportional to 272,877.30, 409,315.95 and 202,893.30
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Solution
The fourth proportional to 272,877.30, 409,315.95 and 202,893.30 is: 304,339.95
Step by Step Solution
- Step 1: Write the proportion equation
272,877.30 : 409,315.95 = 202,893.30 : x - Step 2: Convert to fraction form
272,877.30/409,315.95 = 202,893.30/x - Step 3: Cross multiply
272,877.30x = 409,315.95 × 202,893.30 - Step 4: Simplify right side
272,877.30x = 83,047,463,838.14 - Step 5: Solve for x
x = 83,047,463,838.14/272,877.30 - Step 6: Final answer
x = 304,339.95
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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.