Finding the Fourth Proportional to 903,724.12, 1,246,116.72 and 576,599.44
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Solution
The fourth proportional to 903,724.12, 1,246,116.72 and 576,599.44 is: 795,054.80
Step by Step Solution
- Step 1: Write the proportion equation
903,724.12 : 1,246,116.72 = 576,599.44 : x - Step 2: Convert to fraction form
903,724.12/1,246,116.72 = 576,599.44/x - Step 3: Cross multiply
903,724.12x = 1,246,116.72 × 576,599.44 - Step 4: Simplify right side
903,724.12x = 718,510,202,926.64 - Step 5: Solve for x
x = 718,510,202,926.64/903,724.12 - Step 6: Final answer
x = 795,054.80
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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.