Finding the Fourth Proportional to 937,536.68, 1,405,135.42 and 457,368.68
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Solution
The fourth proportional to 937,536.68, 1,405,135.42 and 457,368.68 is: 685,482.44
Step by Step Solution
- Step 1: Write the proportion equation
937,536.68 : 1,405,135.42 = 457,368.68 : x - Step 2: Convert to fraction form
937,536.68/1,405,135.42 = 457,368.68/x - Step 3: Cross multiply
937,536.68x = 1,405,135.42 × 457,368.68 - Step 4: Simplify right side
937,536.68x = 642,664,932,266.65 - Step 5: Solve for x
x = 642,664,932,266.65/937,536.68 - Step 6: Final answer
x = 685,482.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.