Finding the Fourth Proportional to 522,979.36, 721,863.84 and 341,718.88
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Solution
The fourth proportional to 522,979.36, 721,863.84 and 341,718.88 is: 471,671.58
Step by Step Solution
- Step 1: Write the proportion equation
522,979.36 : 721,863.84 = 341,718.88 : x - Step 2: Convert to fraction form
522,979.36/721,863.84 = 341,718.88/x - Step 3: Cross multiply
522,979.36x = 721,863.84 × 341,718.88 - Step 4: Simplify right side
522,979.36x = 246,674,502,917.30 - Step 5: Solve for x
x = 246,674,502,917.30/522,979.36 - Step 6: Final answer
x = 471,671.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.