Finding the Fourth Proportional to 635,645.74, 953,234.97 and 256,465.12
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Solution
The fourth proportional to 635,645.74, 953,234.97 and 256,465.12 is: 384,603.41
Step by Step Solution
- Step 1: Write the proportion equation
635,645.74 : 953,234.97 = 256,465.12 : x - Step 2: Convert to fraction form
635,645.74/953,234.97 = 256,465.12/x - Step 3: Cross multiply
635,645.74x = 953,234.97 × 256,465.12 - Step 4: Simplify right side
635,645.74x = 244,471,520,969.25 - Step 5: Solve for x
x = 244,471,520,969.25/635,645.74 - Step 6: Final answer
x = 384,603.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.