Finding the Fourth Proportional to 499,546.62, 749,122.70 and 199,971.36
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Solution
The fourth proportional to 499,546.62, 749,122.70 and 199,971.36 is: 299,878.09
Step by Step Solution
- Step 1: Write the proportion equation
499,546.62 : 749,122.70 = 199,971.36 : x - Step 2: Convert to fraction form
499,546.62/749,122.70 = 199,971.36/x - Step 3: Cross multiply
499,546.62x = 749,122.70 × 199,971.36 - Step 4: Simplify right side
499,546.62x = 149,803,084,126.02 - Step 5: Solve for x
x = 149,803,084,126.02/499,546.62 - Step 6: Final answer
x = 299,878.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.