Finding the Fourth Proportional to 310,599.54, 465,436.53 and 160,639.56
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Solution
The fourth proportional to 310,599.54, 465,436.53 and 160,639.56 is: 240,719.99
Step by Step Solution
- Step 1: Write the proportion equation
310,599.54 : 465,436.53 = 160,639.56 : x - Step 2: Convert to fraction form
310,599.54/465,436.53 = 160,639.56/x - Step 3: Cross multiply
310,599.54x = 465,436.53 × 160,639.56 - Step 4: Simplify right side
310,599.54x = 74,767,519,387.13 - Step 5: Solve for x
x = 74,767,519,387.13/310,599.54 - Step 6: Final answer
x = 240,719.99
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1.5x scale
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.