Finding the Fourth Proportional to 299,593.74, 413,442.12 and 170,525.88
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Solution
The fourth proportional to 299,593.74, 413,442.12 and 170,525.88 is: 235,327.28
Step by Step Solution
- Step 1: Write the proportion equation
299,593.74 : 413,442.12 = 170,525.88 : x - Step 2: Convert to fraction form
299,593.74/413,442.12 = 170,525.88/x - Step 3: Cross multiply
299,593.74x = 413,442.12 × 170,525.88 - Step 4: Simplify right side
299,593.74x = 70,502,581,342.07 - Step 5: Solve for x
x = 70,502,581,342.07/299,593.74 - Step 6: Final answer
x = 235,327.28
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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.