Finding the Fourth Proportional to 274,332.17, 411,276.80 and 252,188.79
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Solution
The fourth proportional to 274,332.17, 411,276.80 and 252,188.79 is: 378,079.61
Step by Step Solution
- Step 1: Write the proportion equation
274,332.17 : 411,276.80 = 252,188.79 : x - Step 2: Convert to fraction form
274,332.17/411,276.80 = 252,188.79/x - Step 3: Cross multiply
274,332.17x = 411,276.80 × 252,188.79 - Step 4: Simplify right side
274,332.17x = 103,719,399,177.54 - Step 5: Solve for x
x = 103,719,399,177.54/274,332.17 - Step 6: Final answer
x = 378,079.61
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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.