Finding the Fourth Proportional to 397,829.59, 549,016.68 and 244,955.99
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Solution
The fourth proportional to 397,829.59, 549,016.68 and 244,955.99 is: 338,046.56
Step by Step Solution
- Step 1: Write the proportion equation
397,829.59 : 549,016.68 = 244,955.99 : x - Step 2: Convert to fraction form
397,829.59/549,016.68 = 244,955.99/x - Step 3: Cross multiply
397,829.59x = 549,016.68 × 244,955.99 - Step 4: Simplify right side
397,829.59x = 134,484,924,375.91 - Step 5: Solve for x
x = 134,484,924,375.91/397,829.59 - Step 6: Final answer
x = 338,046.56
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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.