Finding the Fourth Proportional to 301,494.47, 416,257.04 and 186,894.99
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Solution
The fourth proportional to 301,494.47, 416,257.04 and 186,894.99 is: 258,035.77
Step by Step Solution
- Step 1: Write the proportion equation
301,494.47 : 416,257.04 = 186,894.99 : x - Step 2: Convert to fraction form
301,494.47/416,257.04 = 186,894.99/x - Step 3: Cross multiply
301,494.47x = 416,257.04 × 186,894.99 - Step 4: Simplify right side
301,494.47x = 77,796,355,795.47 - Step 5: Solve for x
x = 77,796,355,795.47/301,494.47 - Step 6: Final answer
x = 258,035.77
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1.5x scale
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.