Finding the Fourth Proportional to 307,214.76, 461,029.61 and 107,536.80
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Solution
The fourth proportional to 307,214.76, 461,029.61 and 107,536.80 is: 161,377.82
Step by Step Solution
- Step 1: Write the proportion equation
307,214.76 : 461,029.61 = 107,536.80 : x - Step 2: Convert to fraction form
307,214.76/461,029.61 = 107,536.80/x - Step 3: Cross multiply
307,214.76x = 461,029.61 × 107,536.80 - Step 4: Simplify right side
307,214.76x = 49,577,648,964.65 - Step 5: Solve for x
x = 49,577,648,964.65/307,214.76 - Step 6: Final answer
x = 161,377.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.