Finding the Fourth Proportional to 897,982.26, 1,239,244.47 and 510,787.68
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Solution
The fourth proportional to 897,982.26, 1,239,244.47 and 510,787.68 is: 704,903.47
Step by Step Solution
- Step 1: Write the proportion equation
897,982.26 : 1,239,244.47 = 510,787.68 : x - Step 2: Convert to fraction form
897,982.26/1,239,244.47 = 510,787.68/x - Step 3: Cross multiply
897,982.26x = 1,239,244.47 × 510,787.68 - Step 4: Simplify right side
897,982.26x = 632,990,807,784.13 - Step 5: Solve for x
x = 632,990,807,784.13/897,982.26 - Step 6: Final answer
x = 704,903.47
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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.