Finding the Fourth Proportional to 597,805.44, 897,724.08 and 399,400.80
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Solution
The fourth proportional to 597,805.44, 897,724.08 and 399,400.80 is: 599,779.95
Step by Step Solution
- Step 1: Write the proportion equation
597,805.44 : 897,724.08 = 399,400.80 : x - Step 2: Convert to fraction form
597,805.44/897,724.08 = 399,400.80/x - Step 3: Cross multiply
597,805.44x = 897,724.08 × 399,400.80 - Step 4: Simplify right side
597,805.44x = 358,551,715,731.26 - Step 5: Solve for x
x = 358,551,715,731.26/597,805.44 - Step 6: Final answer
x = 599,779.95
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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.