Finding the Fourth Proportional to 568,727.93, 849,404.74 and 515,313.29
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Solution
The fourth proportional to 568,727.93, 849,404.74 and 515,313.29 is: 769,629.08
Step by Step Solution
- Step 1: Write the proportion equation
568,727.93 : 849,404.74 = 515,313.29 : x - Step 2: Convert to fraction form
568,727.93/849,404.74 = 515,313.29/x - Step 3: Cross multiply
568,727.93x = 849,404.74 × 515,313.29 - Step 4: Simplify right side
568,727.93x = 437,709,551,111.00 - Step 5: Solve for x
x = 437,709,551,111.00/568,727.93 - Step 6: Final answer
x = 769,629.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.