Finding the Fourth Proportional to 455,908.26, 683,854.80 and 175,486.26
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Solution
The fourth proportional to 455,908.26, 683,854.80 and 175,486.26 is: 263,226.47
Step by Step Solution
- Step 1: Write the proportion equation
455,908.26 : 683,854.80 = 175,486.26 : x - Step 2: Convert to fraction form
455,908.26/683,854.80 = 175,486.26/x - Step 3: Cross multiply
455,908.26x = 683,854.80 × 175,486.26 - Step 4: Simplify right side
455,908.26x = 120,007,121,235.05 - Step 5: Solve for x
x = 120,007,121,235.05/455,908.26 - Step 6: Final answer
x = 263,226.47
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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.