Finding the Fourth Proportional to 794.34, 1,095.75 and 499.50
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Solution
The fourth proportional to 794.34, 1,095.75 and 499.50 is: 689.03
Step by Step Solution
- Step 1: Write the proportion equation
794.34 : 1,095.75 = 499.50 : x - Step 2: Convert to fraction form
794.34/1,095.75 = 499.50/x - Step 3: Cross multiply
794.34x = 1,095.75 × 499.50 - Step 4: Simplify right side
794.34x = 547,327.13 - Step 5: Solve for x
x = 547,327.13/794.34 - Step 6: Final answer
x = 689.03
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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.