Finding the Fourth Proportional to 514,400.84, 771,601.35 and 214,717.94
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Solution
The fourth proportional to 514,400.84, 771,601.35 and 214,717.94 is: 322,076.95
Step by Step Solution
- Step 1: Write the proportion equation
514,400.84 : 771,601.35 = 214,717.94 : x - Step 2: Convert to fraction form
514,400.84/771,601.35 = 214,717.94/x - Step 3: Cross multiply
514,400.84x = 771,601.35 × 214,717.94 - Step 4: Simplify right side
514,400.84x = 165,676,653,176.25 - Step 5: Solve for x
x = 165,676,653,176.25/514,400.84 - Step 6: Final answer
x = 322,076.95
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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.