Finding the Fourth Proportional to 332,547.49, 498,831.96 and 130,135.64
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Solution
The fourth proportional to 332,547.49, 498,831.96 and 130,135.64 is: 195,207.66
Step by Step Solution
- Step 1: Write the proportion equation
332,547.49 : 498,831.96 = 130,135.64 : x - Step 2: Convert to fraction form
332,547.49/498,831.96 = 130,135.64/x - Step 3: Cross multiply
332,547.49x = 498,831.96 × 130,135.64 - Step 4: Simplify right side
332,547.49x = 64,915,816,367.05 - Step 5: Solve for x
x = 64,915,816,367.05/332,547.49 - Step 6: Final answer
x = 195,207.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.