Finding the Fourth Proportional to 574,143.18, 861,263.38 and 174,787.26
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Solution
The fourth proportional to 574,143.18, 861,263.38 and 174,787.26 is: 262,195.69
Step by Step Solution
- Step 1: Write the proportion equation
574,143.18 : 861,263.38 = 174,787.26 : x - Step 2: Convert to fraction form
574,143.18/861,263.38 = 174,787.26/x - Step 3: Cross multiply
574,143.18x = 861,263.38 × 174,787.26 - Step 4: Simplify right side
574,143.18x = 150,537,866,328.54 - Step 5: Solve for x
x = 150,537,866,328.54/574,143.18 - Step 6: Final answer
x = 262,195.69
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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.