Finding the Fourth Proportional to 937,415.36, 1,406,125.04 and 338,799.12
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Solution
The fourth proportional to 937,415.36, 1,406,125.04 and 338,799.12 is: 508,199.40
Step by Step Solution
- Step 1: Write the proportion equation
937,415.36 : 1,406,125.04 = 338,799.12 : x - Step 2: Convert to fraction form
937,415.36/1,406,125.04 = 338,799.12/x - Step 3: Cross multiply
937,415.36x = 1,406,125.04 × 338,799.12 - Step 4: Simplify right side
937,415.36x = 476,393,926,161.97 - Step 5: Solve for x
x = 476,393,926,161.97/937,415.36 - Step 6: Final answer
x = 508,199.40
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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.