Finding the Fourth Proportional to 430.13, 591.02 and 351.26
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Solution
The fourth proportional to 430.13, 591.02 and 351.26 is: 482.65
Step by Step Solution
- Step 1: Write the proportion equation
430.13 : 591.02 = 351.26 : x - Step 2: Convert to fraction form
430.13/591.02 = 351.26/x - Step 3: Cross multiply
430.13x = 591.02 × 351.26 - Step 4: Simplify right side
430.13x = 207,601.69 - Step 5: Solve for x
x = 207,601.69/430.13 - Step 6: Final answer
x = 482.65
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.