Finding the Fourth Proportional to 998,601.68, 1,497,833.40 and 367,397.84
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Solution
The fourth proportional to 998,601.68, 1,497,833.40 and 367,397.84 is: 551,071.33
Step by Step Solution
- Step 1: Write the proportion equation
998,601.68 : 1,497,833.40 = 367,397.84 : x - Step 2: Convert to fraction form
998,601.68/1,497,833.40 = 367,397.84/x - Step 3: Cross multiply
998,601.68x = 1,497,833.40 × 367,397.84 - Step 4: Simplify right side
998,601.68x = 550,300,755,839.86 - Step 5: Solve for x
x = 550,300,755,839.86/998,601.68 - Step 6: Final answer
x = 551,071.33
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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.