Finding the Fourth Proportional to 845,105.48, 1,166,246.57 and 457,920.62
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Solution
The fourth proportional to 845,105.48, 1,166,246.57 and 457,920.62 is: 631,931.00
Step by Step Solution
- Step 1: Write the proportion equation
845,105.48 : 1,166,246.57 = 457,920.62 : x - Step 2: Convert to fraction form
845,105.48/1,166,246.57 = 457,920.62/x - Step 3: Cross multiply
845,105.48x = 1,166,246.57 × 457,920.62 - Step 4: Simplify right side
845,105.48x = 534,048,344,286.44 - Step 5: Solve for x
x = 534,048,344,286.44/845,105.48 - Step 6: Final answer
x = 631,931.00
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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.