Finding the Fourth Proportional to 440,840.08, 608,365.97 and 247,290.69
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Solution
The fourth proportional to 440,840.08, 608,365.97 and 247,290.69 is: 341,264.89
Step by Step Solution
- Step 1: Write the proportion equation
440,840.08 : 608,365.97 = 247,290.69 : x - Step 2: Convert to fraction form
440,840.08/608,365.97 = 247,290.69/x - Step 3: Cross multiply
440,840.08x = 608,365.97 × 247,290.69 - Step 4: Simplify right side
440,840.08x = 150,443,239,044.02 - Step 5: Solve for x
x = 150,443,239,044.02/440,840.08 - Step 6: Final answer
x = 341,264.89
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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.