Finding the Fourth Proportional to 936,067.55, 1,291,362.93 and 548,686.62
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Solution
The fourth proportional to 936,067.55, 1,291,362.93 and 548,686.62 is: 756,947.04
Step by Step Solution
- Step 1: Write the proportion equation
936,067.55 : 1,291,362.93 = 548,686.62 : x - Step 2: Convert to fraction form
936,067.55/1,291,362.93 = 548,686.62/x - Step 3: Cross multiply
936,067.55x = 1,291,362.93 × 548,686.62 - Step 4: Simplify right side
936,067.55x = 708,553,561,255.00 - Step 5: Solve for x
x = 708,553,561,255.00/936,067.55 - Step 6: Final answer
x = 756,947.04
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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.