Finding the Fourth Proportional to 245,158.18, 337,536.21 and 209,203.90
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Solution
The fourth proportional to 245,158.18, 337,536.21 and 209,203.90 is: 288,034.00
Step by Step Solution
- Step 1: Write the proportion equation
245,158.18 : 337,536.21 = 209,203.90 : x - Step 2: Convert to fraction form
245,158.18/337,536.21 = 209,203.90/x - Step 3: Cross multiply
245,158.18x = 337,536.21 × 209,203.90 - Step 4: Simplify right side
245,158.18x = 70,613,891,463.89 - Step 5: Solve for x
x = 70,613,891,463.89/245,158.18 - Step 6: Final answer
x = 288,034.00
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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.