Finding the Fourth Proportional to 480,652.65, 720,916.40 and 125,694.05
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Solution
The fourth proportional to 480,652.65, 720,916.40 and 125,694.05 is: 188,524.70
Step by Step Solution
- Step 1: Write the proportion equation
480,652.65 : 720,916.40 = 125,694.05 : x - Step 2: Convert to fraction form
480,652.65/720,916.40 = 125,694.05/x - Step 3: Cross multiply
480,652.65x = 720,916.40 × 125,694.05 - Step 4: Simplify right side
480,652.65x = 90,614,898,737.07 - Step 5: Solve for x
x = 90,614,898,737.07/480,652.65 - Step 6: Final answer
x = 188,524.70
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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.