Finding the Fourth Proportional to 911,317.26, 1,257,628.37 and 503,410.65
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Solution
The fourth proportional to 911,317.26, 1,257,628.37 and 503,410.65 is: 694,712.53
Step by Step Solution
- Step 1: Write the proportion equation
911,317.26 : 1,257,628.37 = 503,410.65 : x - Step 2: Convert to fraction form
911,317.26/1,257,628.37 = 503,410.65/x - Step 3: Cross multiply
911,317.26x = 1,257,628.37 × 503,410.65 - Step 4: Simplify right side
911,317.26x = 633,103,516,458.67 - Step 5: Solve for x
x = 633,103,516,458.67/911,317.26 - Step 6: Final answer
x = 694,712.53
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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.