Finding the Fourth Proportional to 636,736.68, 878,681.97 and 350,250.66
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Solution
The fourth proportional to 636,736.68, 878,681.97 and 350,250.66 is: 483,337.85
Step by Step Solution
- Step 1: Write the proportion equation
636,736.68 : 878,681.97 = 350,250.66 : x - Step 2: Convert to fraction form
636,736.68/878,681.97 = 350,250.66/x - Step 3: Cross multiply
636,736.68x = 878,681.97 × 350,250.66 - Step 4: Simplify right side
636,736.68x = 307,758,939,922.60 - Step 5: Solve for x
x = 307,758,939,922.60/636,736.68 - Step 6: Final answer
x = 483,337.85
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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.