Finding the Fourth Proportional to 442,026.99, 663,045.21 and 353,841.08
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Solution
The fourth proportional to 442,026.99, 663,045.21 and 353,841.08 is: 530,765.39
Step by Step Solution
- Step 1: Write the proportion equation
442,026.99 : 663,045.21 = 353,841.08 : x - Step 2: Convert to fraction form
442,026.99/663,045.21 = 353,841.08/x - Step 3: Cross multiply
442,026.99x = 663,045.21 × 353,841.08 - Step 4: Simplify right side
442,026.99x = 234,612,629,880.00 - Step 5: Solve for x
x = 234,612,629,880.00/442,026.99 - Step 6: Final answer
x = 530,765.39
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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.