Finding the Fourth Proportional to 455,325.29, 683,021.09 and 174,842.54
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Solution
The fourth proportional to 455,325.29, 683,021.09 and 174,842.54 is: 262,276.53
Step by Step Solution
- Step 1: Write the proportion equation
455,325.29 : 683,021.09 = 174,842.54 : x - Step 2: Convert to fraction form
455,325.29/683,021.09 = 174,842.54/x - Step 3: Cross multiply
455,325.29x = 683,021.09 × 174,842.54 - Step 4: Simplify right side
455,325.29x = 119,421,137,959.85 - Step 5: Solve for x
x = 119,421,137,959.85/455,325.29 - Step 6: Final answer
x = 262,276.53
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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.