Finding the Fourth Proportional to 307,071.09, 460,519.16 and 194,581.53
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Solution
The fourth proportional to 307,071.09, 460,519.16 and 194,581.53 is: 291,816.86
Step by Step Solution
- Step 1: Write the proportion equation
307,071.09 : 460,519.16 = 194,581.53 : x - Step 2: Convert to fraction form
307,071.09/460,519.16 = 194,581.53/x - Step 3: Cross multiply
307,071.09x = 460,519.16 × 194,581.53 - Step 4: Simplify right side
307,071.09x = 89,608,521,774.21 - Step 5: Solve for x
x = 89,608,521,774.21/307,071.09 - Step 6: Final answer
x = 291,816.86
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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.