Finding the Fourth Proportional to 845,885.99, 1,268,903.56 and 238,679.68
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Solution
The fourth proportional to 845,885.99, 1,268,903.56 and 238,679.68 is: 358,040.56
Step by Step Solution
- Step 1: Write the proportion equation
845,885.99 : 1,268,903.56 = 238,679.68 : x - Step 2: Convert to fraction form
845,885.99/1,268,903.56 = 238,679.68/x - Step 3: Cross multiply
845,885.99x = 1,268,903.56 × 238,679.68 - Step 4: Simplify right side
845,885.99x = 302,861,495,651.66 - Step 5: Solve for x
x = 302,861,495,651.66/845,885.99 - Step 6: Final answer
x = 358,040.56
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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.