Finding the Fourth Proportional to 368,463.68, 508,349.76 and 241,209.44
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Solution
The fourth proportional to 368,463.68, 508,349.76 and 241,209.44 is: 332,783.85
Step by Step Solution
- Step 1: Write the proportion equation
368,463.68 : 508,349.76 = 241,209.44 : x - Step 2: Convert to fraction form
368,463.68/508,349.76 = 241,209.44/x - Step 3: Cross multiply
368,463.68x = 508,349.76 × 241,209.44 - Step 4: Simplify right side
368,463.68x = 122,618,760,933.73 - Step 5: Solve for x
x = 122,618,760,933.73/368,463.68 - Step 6: Final answer
x = 332,783.85
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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.