Finding the Fourth Proportional to 397,829.09, 549,015.99 and 244,955.49
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Solution
The fourth proportional to 397,829.09, 549,015.99 and 244,955.49 is: 338,045.88
Step by Step Solution
- Step 1: Write the proportion equation
397,829.09 : 549,015.99 = 244,955.49 : x - Step 2: Convert to fraction form
397,829.09/549,015.99 = 244,955.49/x - Step 3: Cross multiply
397,829.09x = 549,015.99 × 244,955.49 - Step 4: Simplify right side
397,829.09x = 134,484,482,336.98 - Step 5: Solve for x
x = 134,484,482,336.98/397,829.09 - Step 6: Final answer
x = 338,045.88
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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.