Finding the Fourth Proportional to 719,004.68, 992,585.99 and 447,160.17
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Solution
The fourth proportional to 719,004.68, 992,585.99 and 447,160.17 is: 617,304.63
Step by Step Solution
- Step 1: Write the proportion equation
719,004.68 : 992,585.99 = 447,160.17 : x - Step 2: Convert to fraction form
719,004.68/992,585.99 = 447,160.17/x - Step 3: Cross multiply
719,004.68x = 992,585.99 × 447,160.17 - Step 4: Simplify right side
719,004.68x = 443,844,917,792.22 - Step 5: Solve for x
x = 443,844,917,792.22/719,004.68 - Step 6: Final answer
x = 617,304.63
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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.