Finding the Fourth Proportional to 664,707.26, 917,291.33 and 362,901.26
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Solution
The fourth proportional to 664,707.26, 917,291.33 and 362,901.26 is: 500,801.18
Step by Step Solution
- Step 1: Write the proportion equation
664,707.26 : 917,291.33 = 362,901.26 : x - Step 2: Convert to fraction form
664,707.26/917,291.33 = 362,901.26/x - Step 3: Cross multiply
664,707.26x = 917,291.33 × 362,901.26 - Step 4: Simplify right side
664,707.26x = 332,886,179,444.08 - Step 5: Solve for x
x = 332,886,179,444.08/664,707.26 - Step 6: Final answer
x = 500,801.18
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.