Finding the Fourth Proportional to 327,972.36, 452,247.83 and 205,421.07
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Solution
The fourth proportional to 327,972.36, 452,247.83 and 205,421.07 is: 283,259.33
Step by Step Solution
- Step 1: Write the proportion equation
327,972.36 : 452,247.83 = 205,421.07 : x - Step 2: Convert to fraction form
327,972.36/452,247.83 = 205,421.07/x - Step 3: Cross multiply
327,972.36x = 452,247.83 × 205,421.07 - Step 4: Simplify right side
327,972.36x = 92,901,232,116.67 - Step 5: Solve for x
x = 92,901,232,116.67/327,972.36 - Step 6: Final answer
x = 283,259.33
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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.