Finding the Fourth Proportional to 703,582.88, 1,055,359.53 and 171,106.70
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Solution
The fourth proportional to 703,582.88, 1,055,359.53 and 171,106.70 is: 256,656.45
Step by Step Solution
- Step 1: Write the proportion equation
703,582.88 : 1,055,359.53 = 171,106.70 : x - Step 2: Convert to fraction form
703,582.88/1,055,359.53 = 171,106.70/x - Step 3: Cross multiply
703,582.88x = 1,055,359.53 × 171,106.70 - Step 4: Simplify right side
703,582.88x = 180,579,081,215.05 - Step 5: Solve for x
x = 180,579,081,215.05/703,582.88 - Step 6: Final answer
x = 256,656.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.