Finding the Fourth Proportional to 304,434.70, 427,141.70 and 304,434.70
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Solution
The fourth proportional to 304,434.70, 427,141.70 and 304,434.70 is: 427,141.70
Step by Step Solution
- Step 1: Write the proportion equation
304,434.70 : 427,141.70 = 304,434.70 : x - Step 2: Convert to fraction form
304,434.70/427,141.70 = 304,434.70/x - Step 3: Cross multiply
304,434.70x = 427,141.70 × 304,434.70 - Step 4: Simplify right side
304,434.70x = 130,036,755,296.99 - Step 5: Solve for x
x = 130,036,755,296.99/304,434.70 - Step 6: Final answer
x = 427,141.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.