Finding the Fourth Proportional to 802,067.92, 1,106,854 and 439,488.84
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Solution
The fourth proportional to 802,067.92, 1,106,854 and 439,488.84 is: 606,494.75
Step by Step Solution
- Step 1: Write the proportion equation
802,067.92 : 1,106,854 = 439,488.84 : x - Step 2: Convert to fraction form
802,067.92/1,106,854 = 439,488.84/x - Step 3: Cross multiply
802,067.92x = 1,106,854 × 439,488.84 - Step 4: Simplify right side
802,067.92x = 486,449,980,509.36 - Step 5: Solve for x
x = 486,449,980,509.36/802,067.92 - Step 6: Final answer
x = 606,494.75
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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.