Finding the Fourth Proportional to 872,898.36, 1,204,419.12 and 510,252.12
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Solution
The fourth proportional to 872,898.36, 1,204,419.12 and 510,252.12 is: 704,042.35
Step by Step Solution
- Step 1: Write the proportion equation
872,898.36 : 1,204,419.12 = 510,252.12 : x - Step 2: Convert to fraction form
872,898.36/1,204,419.12 = 510,252.12/x - Step 3: Cross multiply
872,898.36x = 1,204,419.12 × 510,252.12 - Step 4: Simplify right side
872,898.36x = 614,557,409,348.53 - Step 5: Solve for x
x = 614,557,409,348.53/872,898.36 - Step 6: Final answer
x = 704,042.35
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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.