Finding the Fourth Proportional to 328,862.02, 493,306.76 and 104,217.49
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Solution
The fourth proportional to 328,862.02, 493,306.76 and 104,217.49 is: 156,330.59
Step by Step Solution
- Step 1: Write the proportion equation
328,862.02 : 493,306.76 = 104,217.49 : x - Step 2: Convert to fraction form
328,862.02/493,306.76 = 104,217.49/x - Step 3: Cross multiply
328,862.02x = 493,306.76 × 104,217.49 - Step 4: Simplify right side
328,862.02x = 51,411,192,327.23 - Step 5: Solve for x
x = 51,411,192,327.23/328,862.02 - Step 6: Final answer
x = 156,330.59
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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.