Finding the Fourth Proportional to 384,587.29, 576,935.61 and 118,369.99
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Solution
The fourth proportional to 384,587.29, 576,935.61 and 118,369.99 is: 177,571.81
Step by Step Solution
- Step 1: Write the proportion equation
384,587.29 : 576,935.61 = 118,369.99 : x - Step 2: Convert to fraction form
384,587.29/576,935.61 = 118,369.99/x - Step 3: Cross multiply
384,587.29x = 576,935.61 × 118,369.99 - Step 4: Simplify right side
384,587.29x = 68,291,862,386.34 - Step 5: Solve for x
x = 68,291,862,386.34/384,587.29 - Step 6: Final answer
x = 177,571.81
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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.