Finding the Fourth Proportional to 323,801.10, 485,045.55 and 183,395.70
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Solution
The fourth proportional to 323,801.10, 485,045.55 and 183,395.70 is: 274,721.95
Step by Step Solution
- Step 1: Write the proportion equation
323,801.10 : 485,045.55 = 183,395.70 : x - Step 2: Convert to fraction form
323,801.10/485,045.55 = 183,395.70/x - Step 3: Cross multiply
323,801.10x = 485,045.55 × 183,395.70 - Step 4: Simplify right side
323,801.10x = 88,955,268,174.14 - Step 5: Solve for x
x = 88,955,268,174.14/323,801.10 - Step 6: Final answer
x = 274,721.95
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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.