Finding the Fourth Proportional to 679,074.68, 937,066.99 and 373,135.25
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Solution
The fourth proportional to 679,074.68, 937,066.99 and 373,135.25 is: 514,895.84
Step by Step Solution
- Step 1: Write the proportion equation
679,074.68 : 937,066.99 = 373,135.25 : x - Step 2: Convert to fraction form
679,074.68/937,066.99 = 373,135.25/x - Step 3: Cross multiply
679,074.68x = 937,066.99 × 373,135.25 - Step 4: Simplify right side
679,074.68x = 349,652,726,990.23 - Step 5: Solve for x
x = 349,652,726,990.23/679,074.68 - Step 6: Final answer
x = 514,895.84
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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.