Finding the Fourth Proportional to 371,331.73, 512,437.35 and 201,565.86
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Solution
The fourth proportional to 371,331.73, 512,437.35 and 201,565.86 is: 278,160.65
Step by Step Solution
- Step 1: Write the proportion equation
371,331.73 : 512,437.35 = 201,565.86 : x - Step 2: Convert to fraction form
371,331.73/512,437.35 = 201,565.86/x - Step 3: Cross multiply
371,331.73x = 512,437.35 × 201,565.86 - Step 4: Simplify right side
371,331.73x = 103,289,875,148.87 - Step 5: Solve for x
x = 103,289,875,148.87/371,331.73 - Step 6: Final answer
x = 278,160.65
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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.