Finding the Fourth Proportional to 982,668.84, 1,474,021.44 and 308,737.50
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Solution
The fourth proportional to 982,668.84, 1,474,021.44 and 308,737.50 is: 463,111.96
Step by Step Solution
- Step 1: Write the proportion equation
982,668.84 : 1,474,021.44 = 308,737.50 : x - Step 2: Convert to fraction form
982,668.84/1,474,021.44 = 308,737.50/x - Step 3: Cross multiply
982,668.84x = 1,474,021.44 × 308,737.50 - Step 4: Simplify right side
982,668.84x = 455,085,694,332 - Step 5: Solve for x
x = 455,085,694,332/982,668.84 - Step 6: Final answer
x = 463,111.96
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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.