Finding the Fourth Proportional to 371,332.98, 512,439.08 and 201,567.11
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Solution
The fourth proportional to 371,332.98, 512,439.08 and 201,567.11 is: 278,162.37
Step by Step Solution
- Step 1: Write the proportion equation
371,332.98 : 512,439.08 = 201,567.11 : x - Step 2: Convert to fraction form
371,332.98/512,439.08 = 201,567.11/x - Step 3: Cross multiply
371,332.98x = 512,439.08 × 201,567.11 - Step 4: Simplify right side
371,332.98x = 103,290,860,836.63 - Step 5: Solve for x
x = 103,290,860,836.63/371,332.98 - Step 6: Final answer
x = 278,162.37
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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.