Finding the Fourth Proportional to 637,624.90, 879,893.94 and 365,497.66
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Solution
The fourth proportional to 637,624.90, 879,893.94 and 365,497.66 is: 504,370.48
Step by Step Solution
- Step 1: Write the proportion equation
637,624.90 : 879,893.94 = 365,497.66 : x - Step 2: Convert to fraction form
637,624.90/879,893.94 = 365,497.66/x - Step 3: Cross multiply
637,624.90x = 879,893.94 × 365,497.66 - Step 4: Simplify right side
637,624.90x = 321,599,176,118.18 - Step 5: Solve for x
x = 321,599,176,118.18/637,624.90 - Step 6: Final answer
x = 504,370.48
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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.