Finding the Fourth Proportional to 906,113.44, 1,250,468.68 and 498,246.36
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Solution
The fourth proportional to 906,113.44, 1,250,468.68 and 498,246.36 is: 687,597.65
Step by Step Solution
- Step 1: Write the proportion equation
906,113.44 : 1,250,468.68 = 498,246.36 : x - Step 2: Convert to fraction form
906,113.44/1,250,468.68 = 498,246.36/x - Step 3: Cross multiply
906,113.44x = 1,250,468.68 × 498,246.36 - Step 4: Simplify right side
906,113.44x = 623,041,468,104.01 - Step 5: Solve for x
x = 623,041,468,104.01/906,113.44 - Step 6: Final answer
x = 687,597.65
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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.