Finding the Fourth Proportional to 304,390.49, 420,227.80 and 183,562.38
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Solution
The fourth proportional to 304,390.49, 420,227.80 and 183,562.38 is: 253,417.96
Step by Step Solution
- Step 1: Write the proportion equation
304,390.49 : 420,227.80 = 183,562.38 : x - Step 2: Convert to fraction form
304,390.49/420,227.80 = 183,562.38/x - Step 3: Cross multiply
304,390.49x = 420,227.80 × 183,562.38 - Step 4: Simplify right side
304,390.49x = 77,138,014,651.26 - Step 5: Solve for x
x = 77,138,014,651.26/304,390.49 - Step 6: Final answer
x = 253,417.96
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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.