Finding the Fourth Proportional to 479,574.63, 661,813.02 and 264,714.75
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Solution
The fourth proportional to 479,574.63, 661,813.02 and 264,714.75 is: 365,306.37
Step by Step Solution
- Step 1: Write the proportion equation
479,574.63 : 661,813.02 = 264,714.75 : x - Step 2: Convert to fraction form
479,574.63/661,813.02 = 264,714.75/x - Step 3: Cross multiply
479,574.63x = 661,813.02 × 264,714.75 - Step 4: Simplify right side
479,574.63x = 175,191,668,136.05 - Step 5: Solve for x
x = 175,191,668,136.05/479,574.63 - Step 6: Final answer
x = 365,306.37
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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.