Finding the Fourth Proportional to 514,893.02, 772,329.81 and 159,899.18
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Solution
The fourth proportional to 514,893.02, 772,329.81 and 159,899.18 is: 239,845.75
Step by Step Solution
- Step 1: Write the proportion equation
514,893.02 : 772,329.81 = 159,899.18 : x - Step 2: Convert to fraction form
514,893.02/772,329.81 = 159,899.18/x - Step 3: Cross multiply
514,893.02x = 772,329.81 × 159,899.18 - Step 4: Simplify right side
514,893.02x = 123,494,903,308.56 - Step 5: Solve for x
x = 123,494,903,308.56/514,893.02 - Step 6: Final answer
x = 239,845.75
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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.