Finding the Fourth Proportional to 301,417.41, 415,766.81 and 178,823.00
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Solution
The fourth proportional to 301,417.41, 415,766.81 and 178,823.00 is: 246,663.48
Step by Step Solution
- Step 1: Write the proportion equation
301,417.41 : 415,766.81 = 178,823.00 : x - Step 2: Convert to fraction form
301,417.41/415,766.81 = 178,823.00/x - Step 3: Cross multiply
301,417.41x = 415,766.81 × 178,823.00 - Step 4: Simplify right side
301,417.41x = 74,348,665,738.74 - Step 5: Solve for x
x = 74,348,665,738.74/301,417.41 - Step 6: Final answer
x = 246,663.48
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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.