Finding the Fourth Proportional to 625,538.36, 862,558.26 and 464,691.80
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Solution
The fourth proportional to 625,538.36, 862,558.26 and 464,691.80 is: 640,766.06
Step by Step Solution
- Step 1: Write the proportion equation
625,538.36 : 862,558.26 = 464,691.80 : x - Step 2: Convert to fraction form
625,538.36/862,558.26 = 464,691.80/x - Step 3: Cross multiply
625,538.36x = 862,558.26 × 464,691.80 - Step 4: Simplify right side
625,538.36x = 400,823,750,444.27 - Step 5: Solve for x
x = 400,823,750,444.27/625,538.36 - Step 6: Final answer
x = 640,766.06
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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.