Finding the Fourth Proportional to 296,461.80, 445,135.53 and 292,033.12
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Solution
The fourth proportional to 296,461.80, 445,135.53 and 292,033.12 is: 438,485.89
Step by Step Solution
- Step 1: Write the proportion equation
296,461.80 : 445,135.53 = 292,033.12 : x - Step 2: Convert to fraction form
296,461.80/445,135.53 = 292,033.12/x - Step 3: Cross multiply
296,461.80x = 445,135.53 × 292,033.12 - Step 4: Simplify right side
296,461.80x = 129,994,317,648.75 - Step 5: Solve for x
x = 129,994,317,648.75/296,461.80 - Step 6: Final answer
x = 438,485.89
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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.