Finding the Fourth Proportional to 551,541.02, 826,925.58 and 281,752.70
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Solution
The fourth proportional to 551,541.02, 826,925.58 and 281,752.70 is: 422,431.89
Step by Step Solution
- Step 1: Write the proportion equation
551,541.02 : 826,925.58 = 281,752.70 : x - Step 2: Convert to fraction form
551,541.02/826,925.58 = 281,752.70/x - Step 3: Cross multiply
551,541.02x = 826,925.58 × 281,752.70 - Step 4: Simplify right side
551,541.02x = 232,988,510,729.44 - Step 5: Solve for x
x = 232,988,510,729.44/551,541.02 - Step 6: Final answer
x = 422,431.89
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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.