Finding the Fourth Proportional to 698,579.84, 1,048,074.24 and 225,255.68
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Solution
The fourth proportional to 698,579.84, 1,048,074.24 and 225,255.68 is: 337,949.45
Step by Step Solution
- Step 1: Write the proportion equation
698,579.84 : 1,048,074.24 = 225,255.68 : x - Step 2: Convert to fraction form
698,579.84/1,048,074.24 = 225,255.68/x - Step 3: Cross multiply
698,579.84x = 1,048,074.24 × 225,255.68 - Step 4: Simplify right side
698,579.84x = 236,084,675,621.68 - Step 5: Solve for x
x = 236,084,675,621.68/698,579.84 - Step 6: Final answer
x = 337,949.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.