Finding the Fourth Proportional to 844,460.70, 1,266,774.21 and 245,427.09
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Solution
The fourth proportional to 844,460.70, 1,266,774.21 and 245,427.09 is: 368,164.80
Step by Step Solution
- Step 1: Write the proportion equation
844,460.70 : 1,266,774.21 = 245,427.09 : x - Step 2: Convert to fraction form
844,460.70/1,266,774.21 = 245,427.09/x - Step 3: Cross multiply
844,460.70x = 1,266,774.21 × 245,427.09 - Step 4: Simplify right side
844,460.70x = 310,900,708,047.35 - Step 5: Solve for x
x = 310,900,708,047.35/844,460.70 - Step 6: Final answer
x = 368,164.80
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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.