Finding the Fourth Proportional to 508,655.18, 762,754.16 and 365,902.18
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Solution
The fourth proportional to 508,655.18, 762,754.16 and 365,902.18 is: 548,688.81
Step by Step Solution
- Step 1: Write the proportion equation
508,655.18 : 762,754.16 = 365,902.18 : x - Step 2: Convert to fraction form
508,655.18/762,754.16 = 365,902.18/x - Step 3: Cross multiply
508,655.18x = 762,754.16 × 365,902.18 - Step 4: Simplify right side
508,655.18x = 279,093,408,955.94 - Step 5: Solve for x
x = 279,093,408,955.94/508,655.18 - Step 6: Final answer
x = 548,688.81
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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.