Finding the Fourth Proportional to 1,131.99, 1,698.29 and 352
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Solution
The fourth proportional to 1,131.99, 1,698.29 and 352 is: 528.09
Step by Step Solution
- Step 1: Write the proportion equation
1,131.99 : 1,698.29 = 352 : x - Step 2: Convert to fraction form
1,131.99/1,698.29 = 352/x - Step 3: Cross multiply
1,131.99x = 1,698.29 × 352 - Step 4: Simplify right side
1,131.99x = 597,798.08 - Step 5: Solve for x
x = 597,798.08/1,131.99 - Step 6: Final answer
x = 528.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.