Finding the Fourth Proportional to 794.02, 1,095.70 and 457.96
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Solution
The fourth proportional to 794.02, 1,095.70 and 457.96 is: 631.96
Step by Step Solution
- Step 1: Write the proportion equation
794.02 : 1,095.70 = 457.96 : x - Step 2: Convert to fraction form
794.02/1,095.70 = 457.96/x - Step 3: Cross multiply
794.02x = 1,095.70 × 457.96 - Step 4: Simplify right side
794.02x = 501,786.77 - Step 5: Solve for x
x = 501,786.77/794.02 - Step 6: Final answer
x = 631.96
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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.