Finding the Fourth Proportional to 293,261.88, 440,113.92 and 214,579.08
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Solution
The fourth proportional to 293,261.88, 440,113.92 and 214,579.08 is: 322,030.40
Step by Step Solution
- Step 1: Write the proportion equation
293,261.88 : 440,113.92 = 214,579.08 : x - Step 2: Convert to fraction form
293,261.88/440,113.92 = 214,579.08/x - Step 3: Cross multiply
293,261.88x = 440,113.92 × 214,579.08 - Step 4: Simplify right side
293,261.88x = 94,439,240,048.79 - Step 5: Solve for x
x = 94,439,240,048.79/293,261.88 - Step 6: Final answer
x = 322,030.40
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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.