Finding the Fourth Proportional to 302,425.88, 416,446.86 and 295,712.93
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Solution
The fourth proportional to 302,425.88, 416,446.86 and 295,712.93 is: 407,202.99
Step by Step Solution
- Step 1: Write the proportion equation
302,425.88 : 416,446.86 = 295,712.93 : x - Step 2: Convert to fraction form
302,425.88/416,446.86 = 295,712.93/x - Step 3: Cross multiply
302,425.88x = 416,446.86 × 295,712.93 - Step 4: Simplify right side
302,425.88x = 123,148,721,159.90 - Step 5: Solve for x
x = 123,148,721,159.90/302,425.88 - Step 6: Final answer
x = 407,202.99
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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.