Finding the Fourth Proportional to 605,110.80, 906,283.80 and 356,278.80
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Solution
The fourth proportional to 605,110.80, 906,283.80 and 356,278.80 is: 533,604.27
Step by Step Solution
- Step 1: Write the proportion equation
605,110.80 : 906,283.80 = 356,278.80 : x - Step 2: Convert to fraction form
605,110.80/906,283.80 = 356,278.80/x - Step 3: Cross multiply
605,110.80x = 906,283.80 × 356,278.80 - Step 4: Simplify right side
605,110.80x = 322,889,704,723.44 - Step 5: Solve for x
x = 322,889,704,723.44/605,110.80 - Step 6: Final answer
x = 533,604.27
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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.