Finding the Fourth Proportional to 539,286.48, 744,214.77 and 297,568.98
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Solution
The fourth proportional to 539,286.48, 744,214.77 and 297,568.98 is: 410,644.88
Step by Step Solution
- Step 1: Write the proportion equation
539,286.48 : 744,214.77 = 297,568.98 : x - Step 2: Convert to fraction form
539,286.48/744,214.77 = 297,568.98/x - Step 3: Cross multiply
539,286.48x = 744,214.77 × 297,568.98 - Step 4: Simplify right side
539,286.48x = 221,455,230,009.84 - Step 5: Solve for x
x = 221,455,230,009.84/539,286.48 - Step 6: Final answer
x = 410,644.88
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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.