Finding the Fourth Proportional to 304,899.06, 457,104.36 and 144,894.70
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Solution
The fourth proportional to 304,899.06, 457,104.36 and 144,894.70 is: 217,225.99
Step by Step Solution
- Step 1: Write the proportion equation
304,899.06 : 457,104.36 = 144,894.70 : x - Step 2: Convert to fraction form
304,899.06/457,104.36 = 144,894.70/x - Step 3: Cross multiply
304,899.06x = 457,104.36 × 144,894.70 - Step 4: Simplify right side
304,899.06x = 66,231,999,110.89 - Step 5: Solve for x
x = 66,231,999,110.89/304,899.06 - Step 6: Final answer
x = 217,225.99
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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.