Finding the Fourth Proportional to 888,471.25, 1,226,090.33 and 480,573.07
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Solution
The fourth proportional to 888,471.25, 1,226,090.33 and 480,573.07 is: 663,190.84
Step by Step Solution
- Step 1: Write the proportion equation
888,471.25 : 1,226,090.33 = 480,573.07 : x - Step 2: Convert to fraction form
888,471.25/1,226,090.33 = 480,573.07/x - Step 3: Cross multiply
888,471.25x = 1,226,090.33 × 480,573.07 - Step 4: Simplify right side
888,471.25x = 589,225,991,582.55 - Step 5: Solve for x
x = 589,225,991,582.55/888,471.25 - Step 6: Final answer
x = 663,190.84
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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.