Finding the Fourth Proportional to 549,078.87, 823,425.35 and 164,713.12
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Solution
The fourth proportional to 549,078.87, 823,425.35 and 164,713.12 is: 247,011.80
Step by Step Solution
- Step 1: Write the proportion equation
549,078.87 : 823,425.35 = 164,713.12 : x - Step 2: Convert to fraction form
549,078.87/823,425.35 = 164,713.12/x - Step 3: Cross multiply
549,078.87x = 823,425.35 × 164,713.12 - Step 4: Simplify right side
549,078.87x = 135,628,958,485.59 - Step 5: Solve for x
x = 135,628,958,485.59/549,078.87 - Step 6: Final answer
x = 247,011.80
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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.