Finding the Fourth Proportional to 363,957.48, 502,298.10 and 202,838.76
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Solution
The fourth proportional to 363,957.48, 502,298.10 and 202,838.76 is: 279,937.99
Step by Step Solution
- Step 1: Write the proportion equation
363,957.48 : 502,298.10 = 202,838.76 : x - Step 2: Convert to fraction form
363,957.48/502,298.10 = 202,838.76/x - Step 3: Cross multiply
363,957.48x = 502,298.10 × 202,838.76 - Step 4: Simplify right side
363,957.48x = 101,885,523,754.36 - Step 5: Solve for x
x = 101,885,523,754.36/363,957.48 - Step 6: Final answer
x = 279,937.99
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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.