Finding the Fourth Proportional to 293,854.48, 440,706.74 and 91,410.99
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Solution
The fourth proportional to 293,854.48, 440,706.74 and 91,410.99 is: 137,093.16
Step by Step Solution
- Step 1: Write the proportion equation
293,854.48 : 440,706.74 = 91,410.99 : x - Step 2: Convert to fraction form
293,854.48/440,706.74 = 91,410.99/x - Step 3: Cross multiply
293,854.48x = 440,706.74 × 91,410.99 - Step 4: Simplify right side
293,854.48x = 40,285,438,946.02 - Step 5: Solve for x
x = 40,285,438,946.02/293,854.48 - Step 6: Final answer
x = 137,093.16
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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.