Finding the Fourth Proportional to 430.73, 594.10 and 297.99
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Solution
The fourth proportional to 430.73, 594.10 and 297.99 is: 411.01
Step by Step Solution
- Step 1: Write the proportion equation
430.73 : 594.10 = 297.99 : x - Step 2: Convert to fraction form
430.73/594.10 = 297.99/x - Step 3: Cross multiply
430.73x = 594.10 × 297.99 - Step 4: Simplify right side
430.73x = 177,035.11 - Step 5: Solve for x
x = 177,035.11/430.73 - Step 6: Final answer
x = 411.01
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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.