Finding the Fourth Proportional to 277,029.64, 415,518.53 and 119,228.68
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Solution
The fourth proportional to 277,029.64, 415,518.53 and 119,228.68 is: 178,831.86
Step by Step Solution
- Step 1: Write the proportion equation
277,029.64 : 415,518.53 = 119,228.68 : x - Step 2: Convert to fraction form
277,029.64/415,518.53 = 119,228.68/x - Step 3: Cross multiply
277,029.64x = 415,518.53 × 119,228.68 - Step 4: Simplify right side
277,029.64x = 49,541,723,769.85 - Step 5: Solve for x
x = 49,541,723,769.85/277,029.64 - Step 6: Final answer
x = 178,831.86
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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.