Finding the Fourth Proportional to 1,016,334.44, 1,402,531.97 and 557,439.68
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Solution
The fourth proportional to 1,016,334.44, 1,402,531.97 and 557,439.68 is: 769,261.51
Step by Step Solution
- Step 1: Write the proportion equation
1,016,334.44 : 1,402,531.97 = 557,439.68 : x - Step 2: Convert to fraction form
1,016,334.44/1,402,531.97 = 557,439.68/x - Step 3: Cross multiply
1,016,334.44x = 1,402,531.97 × 557,439.68 - Step 4: Simplify right side
1,016,334.44x = 781,826,962,746.71 - Step 5: Solve for x
x = 781,826,962,746.71/1,016,334.44 - Step 6: Final answer
x = 769,261.51
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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.