Finding the Fourth Proportional to 921,572.68, 1,382,151.66 and 330,596.68
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Solution
The fourth proportional to 921,572.68, 1,382,151.66 and 330,596.68 is: 495,820.63
Step by Step Solution
- Step 1: Write the proportion equation
921,572.68 : 1,382,151.66 = 330,596.68 : x - Step 2: Convert to fraction form
921,572.68/1,382,151.66 = 330,596.68/x - Step 3: Cross multiply
921,572.68x = 1,382,151.66 × 330,596.68 - Step 4: Simplify right side
921,572.68x = 456,934,750,052.49 - Step 5: Solve for x
x = 456,934,750,052.49/921,572.68 - Step 6: Final answer
x = 495,820.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.