Finding the Fourth Proportional to 560,617.62, 773,641.52 and 305,970.62
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Solution
The fourth proportional to 560,617.62, 773,641.52 and 305,970.62 is: 422,233.56
Step by Step Solution
- Step 1: Write the proportion equation
560,617.62 : 773,641.52 = 305,970.62 : x - Step 2: Convert to fraction form
560,617.62/773,641.52 = 305,970.62/x - Step 3: Cross multiply
560,617.62x = 773,641.52 × 305,970.62 - Step 4: Simplify right side
560,617.62x = 236,711,575,532.14 - Step 5: Solve for x
x = 236,711,575,532.14/560,617.62 - Step 6: Final answer
x = 422,233.56
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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.