Finding the Fourth Proportional to 679,250.64, 937,375.62 and 373,355.31
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Solution
The fourth proportional to 679,250.64, 937,375.62 and 373,355.31 is: 515,235.68
Step by Step Solution
- Step 1: Write the proportion equation
679,250.64 : 937,375.62 = 373,355.31 : x - Step 2: Convert to fraction form
679,250.64/937,375.62 = 373,355.31/x - Step 3: Cross multiply
679,250.64x = 937,375.62 × 373,355.31 - Step 4: Simplify right side
679,250.64x = 349,974,165,191.54 - Step 5: Solve for x
x = 349,974,165,191.54/679,250.64 - Step 6: Final answer
x = 515,235.68
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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.