Finding the Fourth Proportional to 299,808.96, 413,759.88 and 170,752.88
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Solution
The fourth proportional to 299,808.96, 413,759.88 and 170,752.88 is: 235,652.36
Step by Step Solution
- Step 1: Write the proportion equation
299,808.96 : 413,759.88 = 170,752.88 : x - Step 2: Convert to fraction form
299,808.96/413,759.88 = 170,752.88/x - Step 3: Cross multiply
299,808.96x = 413,759.88 × 170,752.88 - Step 4: Simplify right side
299,808.96x = 70,650,689,069.66 - Step 5: Solve for x
x = 70,650,689,069.66/299,808.96 - Step 6: Final answer
x = 235,652.36
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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.