Finding the Fourth Proportional to 296,470.63, 409,130.13 and 160,506.01
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Solution
The fourth proportional to 296,470.63, 409,130.13 and 160,506.01 is: 221,498.65
Step by Step Solution
- Step 1: Write the proportion equation
296,470.63 : 409,130.13 = 160,506.01 : x - Step 2: Convert to fraction form
296,470.63/409,130.13 = 160,506.01/x - Step 3: Cross multiply
296,470.63x = 409,130.13 × 160,506.01 - Step 4: Simplify right side
296,470.63x = 65,667,844,737.08 - Step 5: Solve for x
x = 65,667,844,737.08/296,470.63 - Step 6: Final answer
x = 221,498.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.