Finding the Fourth Proportional to 360,674.36, 497,574.14 and 217,352.96
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Solution
The fourth proportional to 360,674.36, 497,574.14 and 217,352.96 is: 299,852.79
Step by Step Solution
- Step 1: Write the proportion equation
360,674.36 : 497,574.14 = 217,352.96 : x - Step 2: Convert to fraction form
360,674.36/497,574.14 = 217,352.96/x - Step 3: Cross multiply
360,674.36x = 497,574.14 × 217,352.96 - Step 4: Simplify right side
360,674.36x = 108,149,212,148.45 - Step 5: Solve for x
x = 108,149,212,148.45/360,674.36 - Step 6: Final answer
x = 299,852.79
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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.