Finding the Fourth Proportional to 528,794.97, 792,404.86 and 292,205.31
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Solution
The fourth proportional to 528,794.97, 792,404.86 and 292,205.31 is: 437,872.75
Step by Step Solution
- Step 1: Write the proportion equation
528,794.97 : 792,404.86 = 292,205.31 : x - Step 2: Convert to fraction form
528,794.97/792,404.86 = 292,205.31/x - Step 3: Cross multiply
528,794.97x = 792,404.86 × 292,205.31 - Step 4: Simplify right side
528,794.97x = 231,544,907,761.81 - Step 5: Solve for x
x = 231,544,907,761.81/528,794.97 - Step 6: Final answer
x = 437,872.75
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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.