Finding the Fourth Proportional to 929,187.68, 1,394,173.56 and 507,971.48
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Solution
The fourth proportional to 929,187.68, 1,394,173.56 and 507,971.48 is: 762,171.54
Step by Step Solution
- Step 1: Write the proportion equation
929,187.68 : 1,394,173.56 = 507,971.48 : x - Step 2: Convert to fraction form
929,187.68/1,394,173.56 = 507,971.48/x - Step 3: Cross multiply
929,187.68x = 1,394,173.56 × 507,971.48 - Step 4: Simplify right side
929,187.68x = 708,200,406,650.07 - Step 5: Solve for x
x = 708,200,406,650.07/929,187.68 - Step 6: Final answer
x = 762,171.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.