Finding the Fourth Proportional to 883,737.60, 1,219,696.38 and 521,201.31
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Solution
The fourth proportional to 883,737.60, 1,219,696.38 and 521,201.31 is: 719,339.49
Step by Step Solution
- Step 1: Write the proportion equation
883,737.60 : 1,219,696.38 = 521,201.31 : x - Step 2: Convert to fraction form
883,737.60/1,219,696.38 = 521,201.31/x - Step 3: Cross multiply
883,737.60x = 1,219,696.38 × 521,201.31 - Step 4: Simplify right side
883,737.60x = 635,707,351,058.26 - Step 5: Solve for x
x = 635,707,351,058.26/883,737.60 - Step 6: Final answer
x = 719,339.49
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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.