Finding the Fourth Proportional to 351,593.16, 527,581.68 and 149,157.96
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Solution
The fourth proportional to 351,593.16, 527,581.68 and 149,157.96 is: 223,818.37
Step by Step Solution
- Step 1: Write the proportion equation
351,593.16 : 527,581.68 = 149,157.96 : x - Step 2: Convert to fraction form
351,593.16/527,581.68 = 149,157.96/x - Step 3: Cross multiply
351,593.16x = 527,581.68 × 149,157.96 - Step 4: Simplify right side
351,593.16x = 78,693,007,122.17 - Step 5: Solve for x
x = 78,693,007,122.17/351,593.16 - Step 6: Final answer
x = 223,818.37
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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.