Finding the Fourth Proportional to 514,804.35, 772,309.49 and 177,857.31
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Solution
The fourth proportional to 514,804.35, 772,309.49 and 177,857.31 is: 266,821.54
Step by Step Solution
- Step 1: Write the proportion equation
514,804.35 : 772,309.49 = 177,857.31 : x - Step 2: Convert to fraction form
514,804.35/772,309.49 = 177,857.31/x - Step 3: Cross multiply
514,804.35x = 772,309.49 × 177,857.31 - Step 4: Simplify right side
514,804.35x = 137,360,887,489.59 - Step 5: Solve for x
x = 137,360,887,489.59/514,804.35 - Step 6: Final answer
x = 266,821.54
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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.