Finding the Fourth Proportional to 992,240.68, 1,488,334.14 and 282,317.48
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Solution
The fourth proportional to 992,240.68, 1,488,334.14 and 282,317.48 is: 423,468.57
Step by Step Solution
- Step 1: Write the proportion equation
992,240.68 : 1,488,334.14 = 282,317.48 : x - Step 2: Convert to fraction form
992,240.68/1,488,334.14 = 282,317.48/x - Step 3: Cross multiply
992,240.68x = 1,488,334.14 × 282,317.48 - Step 4: Simplify right side
992,240.68x = 420,182,743,802.77 - Step 5: Solve for x
x = 420,182,743,802.77/992,240.68 - Step 6: Final answer
x = 423,468.57
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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.