Finding the Fourth Proportional to 528,277.60, 792,124.80 and 173,108.80
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Solution
The fourth proportional to 528,277.60, 792,124.80 and 173,108.80 is: 259,567.65
Step by Step Solution
- Step 1: Write the proportion equation
528,277.60 : 792,124.80 = 173,108.80 : x - Step 2: Convert to fraction form
528,277.60/792,124.80 = 173,108.80/x - Step 3: Cross multiply
528,277.60x = 792,124.80 × 173,108.80 - Step 4: Simplify right side
528,277.60x = 137,123,773,578.24 - Step 5: Solve for x
x = 137,123,773,578.24/528,277.60 - Step 6: Final answer
x = 259,567.65
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1.5x scale
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.