Finding the Fourth Proportional to 776,586.23, 1,164,403.67 and 302,718
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Solution
The fourth proportional to 776,586.23, 1,164,403.67 and 302,718 is: 453,891.58
Step by Step Solution
- Step 1: Write the proportion equation
776,586.23 : 1,164,403.67 = 302,718 : x - Step 2: Convert to fraction form
776,586.23/1,164,403.67 = 302,718/x - Step 3: Cross multiply
776,586.23x = 1,164,403.67 × 302,718 - Step 4: Simplify right side
776,586.23x = 352,485,948,661.47 - Step 5: Solve for x
x = 352,485,948,661.47/776,586.23 - Step 6: Final answer
x = 453,891.58
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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.