Finding the Fourth Proportional to 395,594.91, 545,909.67 and 232,248.73
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Solution
The fourth proportional to 395,594.91, 545,909.67 and 232,248.73 is: 320,496.61
Step by Step Solution
- Step 1: Write the proportion equation
395,594.91 : 545,909.67 = 232,248.73 : x - Step 2: Convert to fraction form
395,594.91/545,909.67 = 232,248.73/x - Step 3: Cross multiply
395,594.91x = 545,909.67 × 232,248.73 - Step 4: Simplify right side
395,594.91x = 126,786,827,552.22 - Step 5: Solve for x
x = 126,786,827,552.22/395,594.91 - Step 6: Final answer
x = 320,496.61
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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.