Finding the Fourth Proportional to 373,658.08, 515,648.16 and 239,522.08
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Solution
The fourth proportional to 373,658.08, 515,648.16 and 239,522.08 is: 330,540.48
Step by Step Solution
- Step 1: Write the proportion equation
373,658.08 : 515,648.16 = 239,522.08 : x - Step 2: Convert to fraction form
373,658.08/515,648.16 = 239,522.08/x - Step 3: Cross multiply
373,658.08x = 515,648.16 × 239,522.08 - Step 4: Simplify right side
373,658.08x = 123,509,119,831.37 - Step 5: Solve for x
x = 123,509,119,831.37/373,658.08 - Step 6: Final answer
x = 330,540.48
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1.5x scale
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.