Finding the Fourth Proportional to 937,269.68, 1,405,613.72 and 338,152.94
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Solution
The fourth proportional to 937,269.68, 1,405,613.72 and 338,152.94 is: 507,124.49
Step by Step Solution
- Step 1: Write the proportion equation
937,269.68 : 1,405,613.72 = 338,152.94 : x - Step 2: Convert to fraction form
937,269.68/1,405,613.72 = 338,152.94/x - Step 3: Cross multiply
937,269.68x = 1,405,613.72 × 338,152.94 - Step 4: Simplify right side
937,269.68x = 475,312,411,922.34 - Step 5: Solve for x
x = 475,312,411,922.34/937,269.68 - Step 6: Final answer
x = 507,124.49
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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.