Finding the Fourth Proportional to 373,121.49, 514,875.08 and 207,517.75
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Solution
The fourth proportional to 373,121.49, 514,875.08 and 207,517.75 is: 286,356.38
Step by Step Solution
- Step 1: Write the proportion equation
373,121.49 : 514,875.08 = 207,517.75 : x - Step 2: Convert to fraction form
373,121.49/514,875.08 = 207,517.75/x - Step 3: Cross multiply
373,121.49x = 514,875.08 × 207,517.75 - Step 4: Simplify right side
373,121.49x = 106,845,717,364.28 - Step 5: Solve for x
x = 106,845,717,364.28/373,121.49 - Step 6: Final answer
x = 286,356.38
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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.