Finding the Fourth Proportional to 695,230.10, 959,514.70 and 502,262.09
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Solution
The fourth proportional to 695,230.10, 959,514.70 and 502,262.09 is: 693,191.88
Step by Step Solution
- Step 1: Write the proportion equation
695,230.10 : 959,514.70 = 502,262.09 : x - Step 2: Convert to fraction form
695,230.10/959,514.70 = 502,262.09/x - Step 3: Cross multiply
695,230.10x = 959,514.70 × 502,262.09 - Step 4: Simplify right side
695,230.10x = 481,927,859,086.75 - Step 5: Solve for x
x = 481,927,859,086.75/695,230.10 - Step 6: Final answer
x = 693,191.88
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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.