Finding the Fourth Proportional to 306,955.11, 460,083.51 and 186,747.08
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Solution
The fourth proportional to 306,955.11, 460,083.51 and 186,747.08 is: 279,908.20
Step by Step Solution
- Step 1: Write the proportion equation
306,955.11 : 460,083.51 = 186,747.08 : x - Step 2: Convert to fraction form
306,955.11/460,083.51 = 186,747.08/x - Step 3: Cross multiply
306,955.11x = 460,083.51 × 186,747.08 - Step 4: Simplify right side
306,955.11x = 85,919,249,748.23 - Step 5: Solve for x
x = 85,919,249,748.23/306,955.11 - Step 6: Final answer
x = 279,908.20
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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.