Finding the Fourth Proportional to 924,908.62, 1,387,916.46 and 326,373.09
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Solution
The fourth proportional to 924,908.62, 1,387,916.46 and 326,373.09 is: 489,754.96
Step by Step Solution
- Step 1: Write the proportion equation
924,908.62 : 1,387,916.46 = 326,373.09 : x - Step 2: Convert to fraction form
924,908.62/1,387,916.46 = 326,373.09/x - Step 3: Cross multiply
924,908.62x = 1,387,916.46 × 326,373.09 - Step 4: Simplify right side
924,908.62x = 452,978,583,712.06 - Step 5: Solve for x
x = 452,978,583,712.06/924,908.62 - Step 6: Final answer
x = 489,754.96
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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.