Finding the Fourth Proportional to 937,265.18, 1,405,606.98 and 338,148.44
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Solution
The fourth proportional to 937,265.18, 1,405,606.98 and 338,148.44 is: 507,117.75
Step by Step Solution
- Step 1: Write the proportion equation
937,265.18 : 1,405,606.98 = 338,148.44 : x - Step 2: Convert to fraction form
937,265.18/1,405,606.98 = 338,148.44/x - Step 3: Cross multiply
937,265.18x = 1,405,606.98 × 338,148.44 - Step 4: Simplify right side
937,265.18x = 475,303,807,540.11 - Step 5: Solve for x
x = 475,303,807,540.11/937,265.18 - Step 6: Final answer
x = 507,117.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.