Finding the Fourth Proportional to 937,818.24, 1,406,722.68 and 338,778.96
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Solution
The fourth proportional to 937,818.24, 1,406,722.68 and 338,778.96 is: 508,166.75
Step by Step Solution
- Step 1: Write the proportion equation
937,818.24 : 1,406,722.68 = 338,778.96 : x - Step 2: Convert to fraction form
937,818.24/1,406,722.68 = 338,778.96/x - Step 3: Cross multiply
937,818.24x = 1,406,722.68 × 338,778.96 - Step 4: Simplify right side
937,818.24x = 476,568,046,538.81 - Step 5: Solve for x
x = 476,568,046,538.81/937,818.24 - Step 6: Final answer
x = 508,166.75
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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.