Finding the Fourth Proportional to 945,415.05, 1,416,939.98 and 472,232.49
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Solution
The fourth proportional to 945,415.05, 1,416,939.98 and 472,232.49 is: 707,758.03
Step by Step Solution
- Step 1: Write the proportion equation
945,415.05 : 1,416,939.98 = 472,232.49 : x - Step 2: Convert to fraction form
945,415.05/1,416,939.98 = 472,232.49/x - Step 3: Cross multiply
945,415.05x = 1,416,939.98 × 472,232.49 - Step 4: Simplify right side
945,415.05x = 669,125,092,574.79 - Step 5: Solve for x
x = 669,125,092,574.79/945,415.05 - Step 6: Final answer
x = 707,758.03
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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.