Finding the Fourth Proportional to 872,892.36, 1,204,410.84 and 510,246.12
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Solution
The fourth proportional to 872,892.36, 1,204,410.84 and 510,246.12 is: 704,034.07
Step by Step Solution
- Step 1: Write the proportion equation
872,892.36 : 1,204,410.84 = 510,246.12 : x - Step 2: Convert to fraction form
872,892.36/1,204,410.84 = 510,246.12/x - Step 3: Cross multiply
872,892.36x = 1,204,410.84 × 510,246.12 - Step 4: Simplify right side
872,892.36x = 614,545,957,995.94 - Step 5: Solve for x
x = 614,545,957,995.94/872,892.36 - Step 6: Final answer
x = 704,034.07
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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.