Finding the Fourth Proportional to 524,652.09, 786,975.22 and 453,357.94
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Solution
The fourth proportional to 524,652.09, 786,975.22 and 453,357.94 is: 680,034.39
Step by Step Solution
- Step 1: Write the proportion equation
524,652.09 : 786,975.22 = 453,357.94 : x - Step 2: Convert to fraction form
524,652.09/786,975.22 = 453,357.94/x - Step 3: Cross multiply
524,652.09x = 786,975.22 × 453,357.94 - Step 4: Simplify right side
524,652.09x = 356,781,464,570.25 - Step 5: Solve for x
x = 356,781,464,570.25/524,652.09 - Step 6: Final answer
x = 680,034.39
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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.