Finding the Fourth Proportional to 293,690.74, 440,320.65 and 93,896.14
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Solution
The fourth proportional to 293,690.74, 440,320.65 and 93,896.14 is: 140,775.33
Step by Step Solution
- Step 1: Write the proportion equation
293,690.74 : 440,320.65 = 93,896.14 : x - Step 2: Convert to fraction form
293,690.74/440,320.65 = 93,896.14/x - Step 3: Cross multiply
293,690.74x = 440,320.65 × 93,896.14 - Step 4: Simplify right side
293,690.74x = 41,344,409,397.29 - Step 5: Solve for x
x = 41,344,409,397.29/293,690.74 - Step 6: Final answer
x = 140,775.33
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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.