Finding the Fourth Proportional to 756,820.94, 1,044,486.70 and 565,502.18
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Solution
The fourth proportional to 756,820.94, 1,044,486.70 and 565,502.18 is: 780,448.15
Step by Step Solution
- Step 1: Write the proportion equation
756,820.94 : 1,044,486.70 = 565,502.18 : x - Step 2: Convert to fraction form
756,820.94/1,044,486.70 = 565,502.18/x - Step 3: Cross multiply
756,820.94x = 1,044,486.70 × 565,502.18 - Step 4: Simplify right side
756,820.94x = 590,659,499,194.82 - Step 5: Solve for x
x = 590,659,499,194.82/756,820.94 - Step 6: Final answer
x = 780,448.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.