Finding the Fourth Proportional to 838,266.84, 1,257,400.67 and 277,301.34
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Solution
The fourth proportional to 838,266.84, 1,257,400.67 and 277,301.34 is: 415,952.14
Step by Step Solution
- Step 1: Write the proportion equation
838,266.84 : 1,257,400.67 = 277,301.34 : x - Step 2: Convert to fraction form
838,266.84/1,257,400.67 = 277,301.34/x - Step 3: Cross multiply
838,266.84x = 1,257,400.67 × 277,301.34 - Step 4: Simplify right side
838,266.84x = 348,678,889,321.39 - Step 5: Solve for x
x = 348,678,889,321.39/838,266.84 - Step 6: Final answer
x = 415,952.14
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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.