Finding the Fourth Proportional to 454,071.24, 625,963.77 and 317,682.63
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Solution
The fourth proportional to 454,071.24, 625,963.77 and 317,682.63 is: 437,944.09
Step by Step Solution
- Step 1: Write the proportion equation
454,071.24 : 625,963.77 = 317,682.63 : x - Step 2: Convert to fraction form
454,071.24/625,963.77 = 317,682.63/x - Step 3: Cross multiply
454,071.24x = 625,963.77 × 317,682.63 - Step 4: Simplify right side
454,071.24x = 198,857,816,738.32 - Step 5: Solve for x
x = 198,857,816,738.32/454,071.24 - Step 6: Final answer
x = 437,944.09
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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.