Finding the Fourth Proportional to 375,077.17, 517,605.49 and 202,995.47
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Solution
The fourth proportional to 375,077.17, 517,605.49 and 202,995.47 is: 280,133.20
Step by Step Solution
- Step 1: Write the proportion equation
375,077.17 : 517,605.49 = 202,995.47 : x - Step 2: Convert to fraction form
375,077.17/517,605.49 = 202,995.47/x - Step 3: Cross multiply
375,077.17x = 517,605.49 × 202,995.47 - Step 4: Simplify right side
375,077.17x = 105,071,569,717.13 - Step 5: Solve for x
x = 105,071,569,717.13/375,077.17 - Step 6: Final answer
x = 280,133.20
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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.