Finding the Fourth Proportional to 556,942.68, 768,581.64 and 302,293.98
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Solution
The fourth proportional to 556,942.68, 768,581.64 and 302,293.98 is: 417,166.09
Step by Step Solution
- Step 1: Write the proportion equation
556,942.68 : 768,581.64 = 302,293.98 : x - Step 2: Convert to fraction form
556,942.68/768,581.64 = 302,293.98/x - Step 3: Cross multiply
556,942.68x = 768,581.64 × 302,293.98 - Step 4: Simplify right side
556,942.68x = 232,337,602,910.53 - Step 5: Solve for x
x = 232,337,602,910.53/556,942.68 - Step 6: Final answer
x = 417,166.09
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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.