Finding the Fourth Proportional to 531,889.68, 733,935.12 and 305,535.18
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Solution
The fourth proportional to 531,889.68, 733,935.12 and 305,535.18 is: 421,596.82
Step by Step Solution
- Step 1: Write the proportion equation
531,889.68 : 733,935.12 = 305,535.18 : x - Step 2: Convert to fraction form
531,889.68/733,935.12 = 305,535.18/x - Step 3: Cross multiply
531,889.68x = 733,935.12 × 305,535.18 - Step 4: Simplify right side
531,889.68x = 224,242,998,997.52 - Step 5: Solve for x
x = 224,242,998,997.52/531,889.68 - Step 6: Final answer
x = 421,596.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.