Finding the Fourth Proportional to 913,330.56, 1,370,135.97 and 662,504.95
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Solution
The fourth proportional to 913,330.56, 1,370,135.97 and 662,504.95 is: 993,859.07
Step by Step Solution
- Step 1: Write the proportion equation
913,330.56 : 1,370,135.97 = 662,504.95 : x - Step 2: Convert to fraction form
913,330.56/1,370,135.97 = 662,504.95/x - Step 3: Cross multiply
913,330.56x = 1,370,135.97 × 662,504.95 - Step 4: Simplify right side
913,330.56x = 907,721,862,298.05 - Step 5: Solve for x
x = 907,721,862,298.05/913,330.56 - Step 6: Final answer
x = 993,859.07
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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.