Finding the Fourth Proportional to 566,305.71, 849,457.70 and 388,272.99
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Solution
The fourth proportional to 566,305.71, 849,457.70 and 388,272.99 is: 582,408.89
Step by Step Solution
- Step 1: Write the proportion equation
566,305.71 : 849,457.70 = 388,272.99 : x - Step 2: Convert to fraction form
566,305.71/849,457.70 = 388,272.99/x - Step 3: Cross multiply
566,305.71x = 849,457.70 × 388,272.99 - Step 4: Simplify right side
566,305.71x = 329,821,479,116.16 - Step 5: Solve for x
x = 329,821,479,116.16/566,305.71 - Step 6: Final answer
x = 582,408.89
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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.