Finding the Fourth Proportional to 637,630.36, 955,395.76 and 445,524.28
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Solution
The fourth proportional to 637,630.36, 955,395.76 and 445,524.28 is: 667,552.92
Step by Step Solution
- Step 1: Write the proportion equation
637,630.36 : 955,395.76 = 445,524.28 : x - Step 2: Convert to fraction form
637,630.36/955,395.76 = 445,524.28/x - Step 3: Cross multiply
637,630.36x = 955,395.76 × 445,524.28 - Step 4: Simplify right side
637,630.36x = 425,652,008,089.05 - Step 5: Solve for x
x = 425,652,008,089.05/637,630.36 - Step 6: Final answer
x = 667,552.92
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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.