Finding the Fourth Proportional to 292,302.74, 403,358.73 and 164,961.02
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Solution
The fourth proportional to 292,302.74, 403,358.73 and 164,961.02 is: 227,635.46
Step by Step Solution
- Step 1: Write the proportion equation
292,302.74 : 403,358.73 = 164,961.02 : x - Step 2: Convert to fraction form
292,302.74/403,358.73 = 164,961.02/x - Step 3: Cross multiply
292,302.74x = 403,358.73 × 164,961.02 - Step 4: Simplify right side
292,302.74x = 66,538,467,526.70 - Step 5: Solve for x
x = 66,538,467,526.70/292,302.74 - Step 6: Final answer
x = 227,635.46
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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.