Finding the Fourth Proportional to 832,577.94, 1,148,955.57 and 450,604.98
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Solution
The fourth proportional to 832,577.94, 1,148,955.57 and 450,604.98 is: 621,833.80
Step by Step Solution
- Step 1: Write the proportion equation
832,577.94 : 1,148,955.57 = 450,604.98 : x - Step 2: Convert to fraction form
832,577.94/1,148,955.57 = 450,604.98/x - Step 3: Cross multiply
832,577.94x = 1,148,955.57 × 450,604.98 - Step 4: Simplify right side
832,577.94x = 517,725,101,640.74 - Step 5: Solve for x
x = 517,725,101,640.74/832,577.94 - Step 6: Final answer
x = 621,833.80
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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.