Finding the Fourth Proportional to 502,863.08, 693,943.36 and 273,418.53
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Solution
The fourth proportional to 502,863.08, 693,943.36 and 273,418.53 is: 377,313.39
Step by Step Solution
- Step 1: Write the proportion equation
502,863.08 : 693,943.36 = 273,418.53 : x - Step 2: Convert to fraction form
502,863.08/693,943.36 = 273,418.53/x - Step 3: Cross multiply
502,863.08x = 693,943.36 × 273,418.53 - Step 4: Simplify right side
502,863.08x = 189,736,973,394.46 - Step 5: Solve for x
x = 189,736,973,394.46/502,863.08 - Step 6: Final answer
x = 377,313.39
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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.