Finding the Fourth Proportional to 351,677.97, 485,316.08 and 190,533.02
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Solution
The fourth proportional to 351,677.97, 485,316.08 and 190,533.02 is: 262,935.83
Step by Step Solution
- Step 1: Write the proportion equation
351,677.97 : 485,316.08 = 190,533.02 : x - Step 2: Convert to fraction form
351,677.97/485,316.08 = 190,533.02/x - Step 3: Cross multiply
351,677.97x = 485,316.08 × 190,533.02 - Step 4: Simplify right side
351,677.97x = 92,468,737,613.04 - Step 5: Solve for x
x = 92,468,737,613.04/351,677.97 - Step 6: Final answer
x = 262,935.83
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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.