Finding the Fourth Proportional to 374,306.94, 560,929.66 and 289,673.13
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Solution
The fourth proportional to 374,306.94, 560,929.66 and 289,673.13 is: 434,098.95
Step by Step Solution
- Step 1: Write the proportion equation
374,306.94 : 560,929.66 = 289,673.13 : x - Step 2: Convert to fraction form
374,306.94/560,929.66 = 289,673.13/x - Step 3: Cross multiply
374,306.94x = 560,929.66 × 289,673.13 - Step 4: Simplify right side
374,306.94x = 162,486,248,546.11 - Step 5: Solve for x
x = 162,486,248,546.11/374,306.94 - Step 6: Final answer
x = 434,098.95
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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.