Finding the Fourth Proportional to 992,126.96, 1,369,182 and 562,415.44
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Solution
The fourth proportional to 992,126.96, 1,369,182 and 562,415.44 is: 776,159.83
Step by Step Solution
- Step 1: Write the proportion equation
992,126.96 : 1,369,182 = 562,415.44 : x - Step 2: Convert to fraction form
992,126.96/1,369,182 = 562,415.44/x - Step 3: Cross multiply
992,126.96x = 1,369,182 × 562,415.44 - Step 4: Simplify right side
992,126.96x = 770,049,096,970.08 - Step 5: Solve for x
x = 770,049,096,970.08/992,126.96 - Step 6: Final answer
x = 776,159.83
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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.