Finding the Fourth Proportional to 410,147.10, 614,953.35 and 368,156.70
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Solution
The fourth proportional to 410,147.10, 614,953.35 and 368,156.70 is: 551,995.12
Step by Step Solution
- Step 1: Write the proportion equation
410,147.10 : 614,953.35 = 368,156.70 : x - Step 2: Convert to fraction form
410,147.10/614,953.35 = 368,156.70/x - Step 3: Cross multiply
410,147.10x = 614,953.35 × 368,156.70 - Step 4: Simplify right side
410,147.10x = 226,399,195,989.95 - Step 5: Solve for x
x = 226,399,195,989.95/410,147.10 - Step 6: Final answer
x = 551,995.12
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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.