Finding the Fourth Proportional to 586,214.88, 808,977.96 and 317,942.88
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Solution
The fourth proportional to 586,214.88, 808,977.96 and 317,942.88 is: 438,761.95
Step by Step Solution
- Step 1: Write the proportion equation
586,214.88 : 808,977.96 = 317,942.88 : x - Step 2: Convert to fraction form
586,214.88/808,977.96 = 317,942.88/x - Step 3: Cross multiply
586,214.88x = 808,977.96 × 317,942.88 - Step 4: Simplify right side
586,214.88x = 257,208,782,458.93 - Step 5: Solve for x
x = 257,208,782,458.93/586,214.88 - Step 6: Final answer
x = 438,761.95
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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.