Finding the Fourth Proportional to 528,098.96, 792,135.36 and 154,125.20
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Solution
The fourth proportional to 528,098.96, 792,135.36 and 154,125.20 is: 231,183.98
Step by Step Solution
- Step 1: Write the proportion equation
528,098.96 : 792,135.36 = 154,125.20 : x - Step 2: Convert to fraction form
528,098.96/792,135.36 = 154,125.20/x - Step 3: Cross multiply
528,098.96x = 792,135.36 × 154,125.20 - Step 4: Simplify right side
528,098.96x = 122,088,020,787.07 - Step 5: Solve for x
x = 122,088,020,787.07/528,098.96 - Step 6: Final answer
x = 231,183.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.