Finding the Fourth Proportional to 293,688.74, 440,317.65 and 93,894.14
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Solution
The fourth proportional to 293,688.74, 440,317.65 and 93,894.14 is: 140,772.33
Step by Step Solution
- Step 1: Write the proportion equation
293,688.74 : 440,317.65 = 93,894.14 : x - Step 2: Convert to fraction form
293,688.74/440,317.65 = 93,894.14/x - Step 3: Cross multiply
293,688.74x = 440,317.65 × 93,894.14 - Step 4: Simplify right side
293,688.74x = 41,343,247,073.57 - Step 5: Solve for x
x = 41,343,247,073.57/293,688.74 - Step 6: Final answer
x = 140,772.33
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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.