Finding the Fourth Proportional to 275,350.19, 413,025.30 and 97,864.20
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Solution
The fourth proportional to 275,350.19, 413,025.30 and 97,864.20 is: 146,796.31
Step by Step Solution
- Step 1: Write the proportion equation
275,350.19 : 413,025.30 = 97,864.20 : x - Step 2: Convert to fraction form
275,350.19/413,025.30 = 97,864.20/x - Step 3: Cross multiply
275,350.19x = 413,025.30 × 97,864.20 - Step 4: Simplify right side
275,350.19x = 40,420,390,564.26 - Step 5: Solve for x
x = 40,420,390,564.26/275,350.19 - Step 6: Final answer
x = 146,796.31
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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.