Finding the Fourth Proportional to 982,241.12, 1,473,215.88 and 272,195.12
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Solution
The fourth proportional to 982,241.12, 1,473,215.88 and 272,195.12 is: 408,252.28
Step by Step Solution
- Step 1: Write the proportion equation
982,241.12 : 1,473,215.88 = 272,195.12 : x - Step 2: Convert to fraction form
982,241.12/1,473,215.88 = 272,195.12/x - Step 3: Cross multiply
982,241.12x = 1,473,215.88 × 272,195.12 - Step 4: Simplify right side
982,241.12x = 401,002,173,242.51 - Step 5: Solve for x
x = 401,002,173,242.51/982,241.12 - Step 6: Final answer
x = 408,252.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.