Finding the Fourth Proportional to 906,490.30, 1,359,890.36 and 373,720.09
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Solution
The fourth proportional to 906,490.30, 1,359,890.36 and 373,720.09 is: 560,644.00
Step by Step Solution
- Step 1: Write the proportion equation
906,490.30 : 1,359,890.36 = 373,720.09 : x - Step 2: Convert to fraction form
906,490.30/1,359,890.36 = 373,720.09/x - Step 3: Cross multiply
906,490.30x = 1,359,890.36 × 373,720.09 - Step 4: Simplify right side
906,490.30x = 508,218,347,729.33 - Step 5: Solve for x
x = 508,218,347,729.33/906,490.30 - Step 6: Final answer
x = 560,644.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.