Finding the Fourth Proportional to 537,142.32, 741,274.56 and 295,434
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Solution
The fourth proportional to 537,142.32, 741,274.56 and 295,434 is: 407,708.91
Step by Step Solution
- Step 1: Write the proportion equation
537,142.32 : 741,274.56 = 295,434 : x - Step 2: Convert to fraction form
537,142.32/741,274.56 = 295,434/x - Step 3: Cross multiply
537,142.32x = 741,274.56 × 295,434 - Step 4: Simplify right side
537,142.32x = 218,997,708,359.04 - Step 5: Solve for x
x = 218,997,708,359.04/537,142.32 - Step 6: Final answer
x = 407,708.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.