Finding the Fourth Proportional to 792,986.74, 1,094,322.95 and 430,410.75
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Solution
The fourth proportional to 792,986.74, 1,094,322.95 and 430,410.75 is: 593,967.51
Step by Step Solution
- Step 1: Write the proportion equation
792,986.74 : 1,094,322.95 = 430,410.75 : x - Step 2: Convert to fraction form
792,986.74/1,094,322.95 = 430,410.75/x - Step 3: Cross multiply
792,986.74x = 1,094,322.95 × 430,410.75 - Step 4: Simplify right side
792,986.74x = 471,008,363,745.10 - Step 5: Solve for x
x = 471,008,363,745.10/792,986.74 - Step 6: Final answer
x = 593,967.51
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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.