Finding the Fourth Proportional to 903,267.07, 1,246,645.10 and 516,163.96
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Solution
The fourth proportional to 903,267.07, 1,246,645.10 and 516,163.96 is: 712,384.29
Step by Step Solution
- Step 1: Write the proportion equation
903,267.07 : 1,246,645.10 = 516,163.96 : x - Step 2: Convert to fraction form
903,267.07/1,246,645.10 = 516,163.96/x - Step 3: Cross multiply
903,267.07x = 1,246,645.10 × 516,163.96 - Step 4: Simplify right side
903,267.07x = 643,473,271,530.60 - Step 5: Solve for x
x = 643,473,271,530.60/903,267.07 - Step 6: Final answer
x = 712,384.29
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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.