Finding the Fourth Proportional to 888,775.56, 1,226,161.27 and 516,175.05
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Solution
The fourth proportional to 888,775.56, 1,226,161.27 and 516,175.05 is: 712,118.88
Step by Step Solution
- Step 1: Write the proportion equation
888,775.56 : 1,226,161.27 = 516,175.05 : x - Step 2: Convert to fraction form
888,775.56/1,226,161.27 = 516,175.05/x - Step 3: Cross multiply
888,775.56x = 1,226,161.27 × 516,175.05 - Step 4: Simplify right side
888,775.56x = 632,913,853,075.35 - Step 5: Solve for x
x = 632,913,853,075.35/888,775.56 - Step 6: Final answer
x = 712,118.88
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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.