Finding the Fourth Proportional to 904,882.51, 1,248,602.41 and 517,636.36
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Solution
The fourth proportional to 904,882.51, 1,248,602.41 and 517,636.36 is: 714,260.69
Step by Step Solution
- Step 1: Write the proportion equation
904,882.51 : 1,248,602.41 = 517,636.36 : x - Step 2: Convert to fraction form
904,882.51/1,248,602.41 = 517,636.36/x - Step 3: Cross multiply
904,882.51x = 1,248,602.41 × 517,636.36 - Step 4: Simplify right side
904,882.51x = 646,322,006,599.63 - Step 5: Solve for x
x = 646,322,006,599.63/904,882.51 - Step 6: Final answer
x = 714,260.69
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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.