Finding the Fourth Proportional to 907,542.44, 1,252,360.99 and 499,564.59
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Solution
The fourth proportional to 907,542.44, 1,252,360.99 and 499,564.59 is: 689,372.94
Step by Step Solution
- Step 1: Write the proportion equation
907,542.44 : 1,252,360.99 = 499,564.59 : x - Step 2: Convert to fraction form
907,542.44/1,252,360.99 = 499,564.59/x - Step 3: Cross multiply
907,542.44x = 1,252,360.99 × 499,564.59 - Step 4: Simplify right side
907,542.44x = 625,635,204,501.34 - Step 5: Solve for x
x = 625,635,204,501.34/907,542.44 - Step 6: Final answer
x = 689,372.94
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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.