Finding the Fourth Proportional to 694.47, 1,043.26 and 592.99
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Solution
The fourth proportional to 694.47, 1,043.26 and 592.99 is: 890.81
Step by Step Solution
- Step 1: Write the proportion equation
694.47 : 1,043.26 = 592.99 : x - Step 2: Convert to fraction form
694.47/1,043.26 = 592.99/x - Step 3: Cross multiply
694.47x = 1,043.26 × 592.99 - Step 4: Simplify right side
694.47x = 618,641.99 - Step 5: Solve for x
x = 618,641.99/694.47 - Step 6: Final answer
x = 890.81
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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.