Finding the Fourth Proportional to 921,599.36, 1,383,013.91 and 322,560.55
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Solution
The fourth proportional to 921,599.36, 1,383,013.91 and 322,560.55 is: 484,056.02
Step by Step Solution
- Step 1: Write the proportion equation
921,599.36 : 1,383,013.91 = 322,560.55 : x - Step 2: Convert to fraction form
921,599.36/1,383,013.91 = 322,560.55/x - Step 3: Cross multiply
921,599.36x = 1,383,013.91 × 322,560.55 - Step 4: Simplify right side
921,599.36x = 446,105,722,396.91 - Step 5: Solve for x
x = 446,105,722,396.91/921,599.36 - Step 6: Final answer
x = 484,056.02
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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.