Finding the Fourth Proportional to 521,555.44, 719,748.84 and 295,244.68
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Solution
The fourth proportional to 521,555.44, 719,748.84 and 295,244.68 is: 407,438.98
Step by Step Solution
- Step 1: Write the proportion equation
521,555.44 : 719,748.84 = 295,244.68 : x - Step 2: Convert to fraction form
521,555.44/719,748.84 = 295,244.68/x - Step 3: Cross multiply
521,555.44x = 719,748.84 × 295,244.68 - Step 4: Simplify right side
521,555.44x = 212,502,015,946.17 - Step 5: Solve for x
x = 212,502,015,946.17/521,555.44 - Step 6: Final answer
x = 407,438.98
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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.