Finding the Fourth Proportional to 741,579.44, 1,023,432.06 and 419,292.68
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Solution
The fourth proportional to 741,579.44, 1,023,432.06 and 419,292.68 is: 578,653.54
Step by Step Solution
- Step 1: Write the proportion equation
741,579.44 : 1,023,432.06 = 419,292.68 : x - Step 2: Convert to fraction form
741,579.44/1,023,432.06 = 419,292.68/x - Step 3: Cross multiply
741,579.44x = 1,023,432.06 × 419,292.68 - Step 4: Simplify right side
741,579.44x = 429,117,571,235.32 - Step 5: Solve for x
x = 429,117,571,235.32/741,579.44 - Step 6: Final answer
x = 578,653.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.