Finding the Fourth Proportional to 832,304.97, 1,148,457.71 and 505,448.00
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Solution
The fourth proportional to 832,304.97, 1,148,457.71 and 505,448.00 is: 697,443.44
Step by Step Solution
- Step 1: Write the proportion equation
832,304.97 : 1,148,457.71 = 505,448.00 : x - Step 2: Convert to fraction form
832,304.97/1,148,457.71 = 505,448.00/x - Step 3: Cross multiply
832,304.97x = 1,148,457.71 × 505,448.00 - Step 4: Simplify right side
832,304.97x = 580,485,644,334.55 - Step 5: Solve for x
x = 580,485,644,334.55/832,304.97 - Step 6: Final answer
x = 697,443.44
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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.