Finding the Fourth Proportional to 576,288.99, 862,292.60 and 362,053.88
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Solution
The fourth proportional to 576,288.99, 862,292.60 and 362,053.88 is: 541,735.81
Step by Step Solution
- Step 1: Write the proportion equation
576,288.99 : 862,292.60 = 362,053.88 : x - Step 2: Convert to fraction form
576,288.99/862,292.60 = 362,053.88/x - Step 3: Cross multiply
576,288.99x = 862,292.60 × 362,053.88 - Step 4: Simplify right side
576,288.99x = 312,196,381,525.29 - Step 5: Solve for x
x = 312,196,381,525.29/576,288.99 - Step 6: Final answer
x = 541,735.81
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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.