Finding the Fourth Proportional to 937,245.89, 1,405,577.93 and 338,128.99
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Solution
The fourth proportional to 937,245.89, 1,405,577.93 and 338,128.99 is: 507,088.54
Step by Step Solution
- Step 1: Write the proportion equation
937,245.89 : 1,405,577.93 = 338,128.99 : x - Step 2: Convert to fraction form
937,245.89/1,405,577.93 = 338,128.99/x - Step 3: Cross multiply
937,245.89x = 1,405,577.93 × 338,128.99 - Step 4: Simplify right side
937,245.89x = 475,266,645,837.19 - Step 5: Solve for x
x = 475,266,645,837.19/937,245.89 - Step 6: Final answer
x = 507,088.54
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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.