Finding the Fourth Proportional to 416,590.19, 574,893.59 and 225,602.99
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Solution
The fourth proportional to 416,590.19, 574,893.59 and 225,602.99 is: 311,331.65
Step by Step Solution
- Step 1: Write the proportion equation
416,590.19 : 574,893.59 = 225,602.99 : x - Step 2: Convert to fraction form
416,590.19/574,893.59 = 225,602.99/x - Step 3: Cross multiply
416,590.19x = 574,893.59 × 225,602.99 - Step 4: Simplify right side
416,590.19x = 129,697,711,707.82 - Step 5: Solve for x
x = 129,697,711,707.82/416,590.19 - Step 6: Final answer
x = 311,331.65
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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.