Finding the Fourth Proportional to 847,155.93, 1,169,069.92 and 484,585.84
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Solution
The fourth proportional to 847,155.93, 1,169,069.92 and 484,585.84 is: 668,725.45
Step by Step Solution
- Step 1: Write the proportion equation
847,155.93 : 1,169,069.92 = 484,585.84 : x - Step 2: Convert to fraction form
847,155.93/1,169,069.92 = 484,585.84/x - Step 3: Cross multiply
847,155.93x = 1,169,069.92 × 484,585.84 - Step 4: Simplify right side
847,155.93x = 566,514,729,451.81 - Step 5: Solve for x
x = 566,514,729,451.81/847,155.93 - Step 6: Final answer
x = 668,725.45
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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.