Finding the Fourth Proportional to 898,163.61, 1,237,360.37 and 625,738.74
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Solution
The fourth proportional to 898,163.61, 1,237,360.37 and 625,738.74 is: 862,052.65
Step by Step Solution
- Step 1: Write the proportion equation
898,163.61 : 1,237,360.37 = 625,738.74 : x - Step 2: Convert to fraction form
898,163.61/1,237,360.37 = 625,738.74/x - Step 3: Cross multiply
898,163.61x = 1,237,360.37 × 625,738.74 - Step 4: Simplify right side
898,163.61x = 774,264,315,721.04 - Step 5: Solve for x
x = 774,264,315,721.04/898,163.61 - Step 6: Final answer
x = 862,052.65
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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.