Finding the Fourth Proportional to 299,587.74, 413,433.84 and 170,519.88
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Solution
The fourth proportional to 299,587.74, 413,433.84 and 170,519.88 is: 235,319.00
Step by Step Solution
- Step 1: Write the proportion equation
299,587.74 : 413,433.84 = 170,519.88 : x - Step 2: Convert to fraction form
299,587.74/413,433.84 = 170,519.88/x - Step 3: Cross multiply
299,587.74x = 413,433.84 × 170,519.88 - Step 4: Simplify right side
299,587.74x = 70,498,688,784.74 - Step 5: Solve for x
x = 70,498,688,784.74/299,587.74 - Step 6: Final answer
x = 235,319.00
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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.