Finding the Fourth Proportional to 407,395.53, 562,179.57 and 226,107.63
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Solution
The fourth proportional to 407,395.53, 562,179.57 and 226,107.63 is: 312,013.95
Step by Step Solution
- Step 1: Write the proportion equation
407,395.53 : 562,179.57 = 226,107.63 : x - Step 2: Convert to fraction form
407,395.53/562,179.57 = 226,107.63/x - Step 3: Cross multiply
407,395.53x = 562,179.57 × 226,107.63 - Step 4: Simplify right side
407,395.53x = 127,113,090,207.12 - Step 5: Solve for x
x = 127,113,090,207.12/407,395.53 - Step 6: Final answer
x = 312,013.95
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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.