Finding the Fourth Proportional to 605,746.08, 835,918.79 and 330,106.32
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Solution
The fourth proportional to 605,746.08, 835,918.79 and 330,106.32 is: 455,540.83
Step by Step Solution
- Step 1: Write the proportion equation
605,746.08 : 835,918.79 = 330,106.32 : x - Step 2: Convert to fraction form
605,746.08/835,918.79 = 330,106.32/x - Step 3: Cross multiply
605,746.08x = 835,918.79 × 330,106.32 - Step 4: Simplify right side
605,746.08x = 275,942,073,935.22 - Step 5: Solve for x
x = 275,942,073,935.22/605,746.08 - Step 6: Final answer
x = 455,540.83
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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.