Finding the Fourth Proportional to 407,590.88, 562,492.97 and 226,302.83
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Solution
The fourth proportional to 407,590.88, 562,492.97 and 226,302.83 is: 312,307.65
Step by Step Solution
- Step 1: Write the proportion equation
407,590.88 : 562,492.97 = 226,302.83 : x - Step 2: Convert to fraction form
407,590.88/562,492.97 = 226,302.83/x - Step 3: Cross multiply
407,590.88x = 562,492.97 × 226,302.83 - Step 4: Simplify right side
407,590.88x = 127,293,748,719.40 - Step 5: Solve for x
x = 127,293,748,719.40/407,590.88 - Step 6: Final answer
x = 312,307.65
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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.