Finding the Fourth Proportional to 702,134.24, 968,943.11 and 379,844.26
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Solution
The fourth proportional to 702,134.24, 968,943.11 and 379,844.26 is: 524,183.92
Step by Step Solution
- Step 1: Write the proportion equation
702,134.24 : 968,943.11 = 379,844.26 : x - Step 2: Convert to fraction form
702,134.24/968,943.11 = 379,844.26/x - Step 3: Cross multiply
702,134.24x = 968,943.11 × 379,844.26 - Step 4: Simplify right side
702,134.24x = 368,047,474,278.47 - Step 5: Solve for x
x = 368,047,474,278.47/702,134.24 - Step 6: Final answer
x = 524,183.92
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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.