Finding the Fourth Proportional to 888,597.36, 1,226,260.64 and 480,698.19
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Solution
The fourth proportional to 888,597.36, 1,226,260.64 and 480,698.19 is: 663,361.49
Step by Step Solution
- Step 1: Write the proportion equation
888,597.36 : 1,226,260.64 = 480,698.19 : x - Step 2: Convert to fraction form
888,597.36/1,226,260.64 = 480,698.19/x - Step 3: Cross multiply
888,597.36x = 1,226,260.64 × 480,698.19 - Step 4: Simplify right side
888,597.36x = 589,461,267,712.75 - Step 5: Solve for x
x = 589,461,267,712.75/888,597.36 - Step 6: Final answer
x = 663,361.49
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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.