Finding the Fourth Proportional to 380,747.05, 570,972.94 and 203,157.18
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Solution
The fourth proportional to 380,747.05, 570,972.94 and 203,157.18 is: 304,657.00
Step by Step Solution
- Step 1: Write the proportion equation
380,747.05 : 570,972.94 = 203,157.18 : x - Step 2: Convert to fraction form
380,747.05/570,972.94 = 203,157.18/x - Step 3: Cross multiply
380,747.05x = 570,972.94 × 203,157.18 - Step 4: Simplify right side
380,747.05x = 115,997,252,346.71 - Step 5: Solve for x
x = 115,997,252,346.71/380,747.05 - Step 6: Final answer
x = 304,657.00
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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.