Finding the Fourth Proportional to 679,534.08, 937,737.18 and 373,610.13
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Solution
The fourth proportional to 679,534.08, 937,737.18 and 373,610.13 is: 515,571.07
Step by Step Solution
- Step 1: Write the proportion equation
679,534.08 : 937,737.18 = 373,610.13 : x - Step 2: Convert to fraction form
679,534.08/937,737.18 = 373,610.13/x - Step 3: Cross multiply
679,534.08x = 937,737.18 × 373,610.13 - Step 4: Simplify right side
679,534.08x = 350,348,109,725.63 - Step 5: Solve for x
x = 350,348,109,725.63/679,534.08 - Step 6: Final answer
x = 515,571.07
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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.