Finding the Fourth Proportional to 503,695.66, 695,104.62 and 277,349.26
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Solution
The fourth proportional to 503,695.66, 695,104.62 and 277,349.26 is: 382,744.52
Step by Step Solution
- Step 1: Write the proportion equation
503,695.66 : 695,104.62 = 277,349.26 : x - Step 2: Convert to fraction form
503,695.66/695,104.62 = 277,349.26/x - Step 3: Cross multiply
503,695.66x = 695,104.62 × 277,349.26 - Step 4: Simplify right side
503,695.66x = 192,786,751,979.58 - Step 5: Solve for x
x = 192,786,751,979.58/503,695.66 - Step 6: Final answer
x = 382,744.52
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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.