Finding the Fourth Proportional to 560,823.66, 773,907.36 and 306,125.64
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Solution
The fourth proportional to 560,823.66, 773,907.36 and 306,125.64 is: 422,437.39
Step by Step Solution
- Step 1: Write the proportion equation
560,823.66 : 773,907.36 = 306,125.64 : x - Step 2: Convert to fraction form
560,823.66/773,907.36 = 306,125.64/x - Step 3: Cross multiply
560,823.66x = 773,907.36 × 306,125.64 - Step 4: Simplify right side
560,823.66x = 236,912,885,880.71 - Step 5: Solve for x
x = 236,912,885,880.71/560,823.66 - Step 6: Final answer
x = 422,437.39
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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.