Finding the Fourth Proportional to 539,340.72, 743,996.91 and 335,424.84
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Solution
The fourth proportional to 539,340.72, 743,996.91 and 335,424.84 is: 462,703.88
Step by Step Solution
- Step 1: Write the proportion equation
539,340.72 : 743,996.91 = 335,424.84 : x - Step 2: Convert to fraction form
539,340.72/743,996.91 = 335,424.84/x - Step 3: Cross multiply
539,340.72x = 743,996.91 × 335,424.84 - Step 4: Simplify right side
539,340.72x = 249,555,044,497.24 - Step 5: Solve for x
x = 249,555,044,497.24/539,340.72 - Step 6: Final answer
x = 462,703.88
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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.