Finding the Fourth Proportional to 694.99, 1,044.88 and 558.99
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Solution
The fourth proportional to 694.99, 1,044.88 and 558.99 is: 840.41
Step by Step Solution
- Step 1: Write the proportion equation
694.99 : 1,044.88 = 558.99 : x - Step 2: Convert to fraction form
694.99/1,044.88 = 558.99/x - Step 3: Cross multiply
694.99x = 1,044.88 × 558.99 - Step 4: Simplify right side
694.99x = 584,072.16 - Step 5: Solve for x
x = 584,072.16/694.99 - Step 6: Final answer
x = 840.41
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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.