Finding the Fourth Proportional to 817,683.26, 1,127,924.60 and 531,394.02
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Solution
The fourth proportional to 817,683.26, 1,127,924.60 and 531,394.02 is: 733,012.91
Step by Step Solution
- Step 1: Write the proportion equation
817,683.26 : 1,127,924.60 = 531,394.02 : x - Step 2: Convert to fraction form
817,683.26/1,127,924.60 = 531,394.02/x - Step 3: Cross multiply
817,683.26x = 1,127,924.60 × 531,394.02 - Step 4: Simplify right side
817,683.26x = 599,372,384,793.92 - Step 5: Solve for x
x = 599,372,384,793.92/817,683.26 - Step 6: Final answer
x = 733,012.91
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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.