Finding the Fourth Proportional to 959,428.18, 1,323,949.62 and 551,432.80
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Solution
The fourth proportional to 959,428.18, 1,323,949.62 and 551,432.80 is: 760,942.05
Step by Step Solution
- Step 1: Write the proportion equation
959,428.18 : 1,323,949.62 = 551,432.80 : x - Step 2: Convert to fraction form
959,428.18/1,323,949.62 = 551,432.80/x - Step 3: Cross multiply
959,428.18x = 1,323,949.62 × 551,432.80 - Step 4: Simplify right side
959,428.18x = 730,069,246,015.54 - Step 5: Solve for x
x = 730,069,246,015.54/959,428.18 - Step 6: Final answer
x = 760,942.05
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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.