Finding the Fourth Proportional to 296,752.64, 445,149.36 and 119,259.80
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Solution
The fourth proportional to 296,752.64, 445,149.36 and 119,259.80 is: 178,897.90
Step by Step Solution
- Step 1: Write the proportion equation
296,752.64 : 445,149.36 = 119,259.80 : x - Step 2: Convert to fraction form
296,752.64/445,149.36 = 119,259.80/x - Step 3: Cross multiply
296,752.64x = 445,149.36 × 119,259.80 - Step 4: Simplify right side
296,752.64x = 53,088,423,643.73 - Step 5: Solve for x
x = 53,088,423,643.73/296,752.64 - Step 6: Final answer
x = 178,897.90
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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.