Finding the Fourth Proportional to 430.99, 594.97 and 283.37
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Solution
The fourth proportional to 430.99, 594.97 and 283.37 is: 391.18
Step by Step Solution
- Step 1: Write the proportion equation
430.99 : 594.97 = 283.37 : x - Step 2: Convert to fraction form
430.99/594.97 = 283.37/x - Step 3: Cross multiply
430.99x = 594.97 × 283.37 - Step 4: Simplify right side
430.99x = 168,592.97 - Step 5: Solve for x
x = 168,592.97/430.99 - Step 6: Final answer
x = 391.18
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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.