Finding the Fourth Proportional to 310,027.74, 464,860.60 and 120,266.38
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Solution
The fourth proportional to 310,027.74, 464,860.60 and 120,266.38 is: 180,329.35
Step by Step Solution
- Step 1: Write the proportion equation
310,027.74 : 464,860.60 = 120,266.38 : x - Step 2: Convert to fraction form
310,027.74/464,860.60 = 120,266.38/x - Step 3: Cross multiply
310,027.74x = 464,860.60 × 120,266.38 - Step 4: Simplify right side
310,027.74x = 55,907,101,566.63 - Step 5: Solve for x
x = 55,907,101,566.63/310,027.74 - Step 6: Final answer
x = 180,329.35
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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.