Finding the Fourth Proportional to 431,832.12, 595,929.36 and 240,857.88
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Solution
The fourth proportional to 431,832.12, 595,929.36 and 240,857.88 is: 332,384.45
Step by Step Solution
- Step 1: Write the proportion equation
431,832.12 : 595,929.36 = 240,857.88 : x - Step 2: Convert to fraction form
431,832.12/595,929.36 = 240,857.88/x - Step 3: Cross multiply
431,832.12x = 595,929.36 × 240,857.88 - Step 4: Simplify right side
431,832.12x = 143,534,282,279.36 - Step 5: Solve for x
x = 143,534,282,279.36/431,832.12 - Step 6: Final answer
x = 332,384.45
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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.