Finding the Fourth Proportional to 517,263.75, 713,716.95 and 302,362.23
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Solution
The fourth proportional to 517,263.75, 713,716.95 and 302,362.23 is: 417,197.32
Step by Step Solution
- Step 1: Write the proportion equation
517,263.75 : 713,716.95 = 302,362.23 : x - Step 2: Convert to fraction form
517,263.75/713,716.95 = 302,362.23/x - Step 3: Cross multiply
517,263.75x = 713,716.95 × 302,362.23 - Step 4: Simplify right side
517,263.75x = 215,801,048,590.80 - Step 5: Solve for x
x = 215,801,048,590.80/517,263.75 - Step 6: Final answer
x = 417,197.32
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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.