Finding the Fourth Proportional to 748,222.84, 1,122,334.26 and 187,257.34
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Solution
The fourth proportional to 748,222.84, 1,122,334.26 and 187,257.34 is: 280,886.01
Step by Step Solution
- Step 1: Write the proportion equation
748,222.84 : 1,122,334.26 = 187,257.34 : x - Step 2: Convert to fraction form
748,222.84/1,122,334.26 = 187,257.34/x - Step 3: Cross multiply
748,222.84x = 1,122,334.26 × 187,257.34 - Step 4: Simplify right side
748,222.84x = 210,165,328,118.47 - Step 5: Solve for x
x = 210,165,328,118.47/748,222.84 - Step 6: Final answer
x = 280,886.01
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1.5x scale
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.