Finding the Fourth Proportional to 302,229.16, 453,343.74 and 124,541.02
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Solution
The fourth proportional to 302,229.16, 453,343.74 and 124,541.02 is: 186,811.53
Step by Step Solution
- Step 1: Write the proportion equation
302,229.16 : 453,343.74 = 124,541.02 : x - Step 2: Convert to fraction form
302,229.16/453,343.74 = 124,541.02/x - Step 3: Cross multiply
302,229.16x = 453,343.74 × 124,541.02 - Step 4: Simplify right side
302,229.16x = 56,459,891,790.21 - Step 5: Solve for x
x = 56,459,891,790.21/302,229.16 - Step 6: Final answer
x = 186,811.53
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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.