Finding the Fourth Proportional to 884,557.02, 1,324,670.40 and 411,377.70
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Solution
The fourth proportional to 884,557.02, 1,324,670.40 and 411,377.70 is: 616,059.62
Step by Step Solution
- Step 1: Write the proportion equation
884,557.02 : 1,324,670.40 = 411,377.70 : x - Step 2: Convert to fraction form
884,557.02/1,324,670.40 = 411,377.70/x - Step 3: Cross multiply
884,557.02x = 1,324,670.40 × 411,377.70 - Step 4: Simplify right side
884,557.02x = 544,939,862,410.08 - Step 5: Solve for x
x = 544,939,862,410.08/884,557.02 - Step 6: Final answer
x = 616,059.62
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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.