Finding the Fourth Proportional to 524,651.09, 786,973.73 and 453,356.94
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Solution
The fourth proportional to 524,651.09, 786,973.73 and 453,356.94 is: 680,032.90
Step by Step Solution
- Step 1: Write the proportion equation
524,651.09 : 786,973.73 = 453,356.94 : x - Step 2: Convert to fraction form
524,651.09/786,973.73 = 453,356.94/x - Step 3: Cross multiply
524,651.09x = 786,973.73 × 453,356.94 - Step 4: Simplify right side
524,651.09x = 356,779,997,244.14 - Step 5: Solve for x
x = 356,779,997,244.14/524,651.09 - Step 6: Final answer
x = 680,032.90
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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.