Finding the Fourth Proportional to 531,746.75, 797,620.13 and 157,769.75
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Solution
The fourth proportional to 531,746.75, 797,620.13 and 157,769.75 is: 236,654.63
Step by Step Solution
- Step 1: Write the proportion equation
531,746.75 : 797,620.13 = 157,769.75 : x - Step 2: Convert to fraction form
531,746.75/797,620.13 = 157,769.75/x - Step 3: Cross multiply
531,746.75x = 797,620.13 × 157,769.75 - Step 4: Simplify right side
531,746.75x = 125,840,328,505.07 - Step 5: Solve for x
x = 125,840,328,505.07/531,746.75 - Step 6: Final answer
x = 236,654.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.