Finding the Fourth Proportional to 734,562.71, 1,013,696.55 and 412,272.80
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Solution
The fourth proportional to 734,562.71, 1,013,696.55 and 412,272.80 is: 568,936.48
Step by Step Solution
- Step 1: Write the proportion equation
734,562.71 : 1,013,696.55 = 412,272.80 : x - Step 2: Convert to fraction form
734,562.71/1,013,696.55 = 412,272.80/x - Step 3: Cross multiply
734,562.71x = 1,013,696.55 × 412,272.80 - Step 4: Simplify right side
734,562.71x = 417,919,518,294.25 - Step 5: Solve for x
x = 417,919,518,294.25/734,562.71 - Step 6: Final answer
x = 568,936.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.