Finding the Fourth Proportional to 219,038.96, 328,558.76 and 52,826.96
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Solution
The fourth proportional to 219,038.96, 328,558.76 and 52,826.96 is: 79,240.52
Step by Step Solution
- Step 1: Write the proportion equation
219,038.96 : 328,558.76 = 52,826.96 : x - Step 2: Convert to fraction form
219,038.96/328,558.76 = 52,826.96/x - Step 3: Cross multiply
219,038.96x = 328,558.76 × 52,826.96 - Step 4: Simplify right side
219,038.96x = 17,356,760,472.17 - Step 5: Solve for x
x = 17,356,760,472.17/219,038.96 - Step 6: Final answer
x = 79,240.52
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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.