Finding the Fourth Proportional to 412,447.44, 569,126.88 and 251,243.94
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Solution
The fourth proportional to 412,447.44, 569,126.88 and 251,243.94 is: 346,685.82
Step by Step Solution
- Step 1: Write the proportion equation
412,447.44 : 569,126.88 = 251,243.94 : x - Step 2: Convert to fraction form
412,447.44/569,126.88 = 251,243.94/x - Step 3: Cross multiply
412,447.44x = 569,126.88 × 251,243.94 - Step 4: Simplify right side
412,447.44x = 142,989,679,691.11 - Step 5: Solve for x
x = 142,989,679,691.11/412,447.44 - Step 6: Final answer
x = 346,685.82
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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.