Finding the Fourth Proportional to 633,761.02, 874,590.21 and 365,489.02
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Solution
The fourth proportional to 633,761.02, 874,590.21 and 365,489.02 is: 504,374.85
Step by Step Solution
- Step 1: Write the proportion equation
633,761.02 : 874,590.21 = 365,489.02 : x - Step 2: Convert to fraction form
633,761.02/874,590.21 = 365,489.02/x - Step 3: Cross multiply
633,761.02x = 874,590.21 × 365,489.02 - Step 4: Simplify right side
633,761.02x = 319,653,118,754.49 - Step 5: Solve for x
x = 319,653,118,754.49/633,761.02 - Step 6: Final answer
x = 504,374.85
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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.