Finding the Fourth Proportional to 674,350.90, 930,668.62 and 368,473.78
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Solution
The fourth proportional to 674,350.90, 930,668.62 and 368,473.78 is: 508,528.99
Step by Step Solution
- Step 1: Write the proportion equation
674,350.90 : 930,668.62 = 368,473.78 : x - Step 2: Convert to fraction form
674,350.90/930,668.62 = 368,473.78/x - Step 3: Cross multiply
674,350.90x = 930,668.62 × 368,473.78 - Step 4: Simplify right side
674,350.90x = 342,926,984,338.78 - Step 5: Solve for x
x = 342,926,984,338.78/674,350.90 - Step 6: Final answer
x = 508,528.99
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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.