Finding the Fourth Proportional to 306,633.79, 460,009.14 and 107,011.18
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Solution
The fourth proportional to 306,633.79, 460,009.14 and 107,011.18 is: 160,537.17
Step by Step Solution
- Step 1: Write the proportion equation
306,633.79 : 460,009.14 = 107,011.18 : x - Step 2: Convert to fraction form
306,633.79/460,009.14 = 107,011.18/x - Step 3: Cross multiply
306,633.79x = 460,009.14 × 107,011.18 - Step 4: Simplify right side
306,633.79x = 49,226,120,882.19 - Step 5: Solve for x
x = 49,226,120,882.19/306,633.79 - Step 6: Final answer
x = 160,537.17
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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.