Finding the Fourth Proportional to 435,125.84, 600,500.12 and 289,680.62
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Solution
The fourth proportional to 435,125.84, 600,500.12 and 289,680.62 is: 399,776.87
Step by Step Solution
- Step 1: Write the proportion equation
435,125.84 : 600,500.12 = 289,680.62 : x - Step 2: Convert to fraction form
435,125.84/600,500.12 = 289,680.62/x - Step 3: Cross multiply
435,125.84x = 600,500.12 × 289,680.62 - Step 4: Simplify right side
435,125.84x = 173,953,242,620.77 - Step 5: Solve for x
x = 173,953,242,620.77/435,125.84 - Step 6: Final answer
x = 399,776.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.