Finding the Fourth Proportional to 556,850.84, 768,454.56 and 302,201.96
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Solution
The fourth proportional to 556,850.84, 768,454.56 and 302,201.96 is: 417,038.92
Step by Step Solution
- Step 1: Write the proportion equation
556,850.84 : 768,454.56 = 302,201.96 : x - Step 2: Convert to fraction form
556,850.84/768,454.56 = 302,201.96/x - Step 3: Cross multiply
556,850.84x = 768,454.56 × 302,201.96 - Step 4: Simplify right side
556,850.84x = 232,228,474,202.94 - Step 5: Solve for x
x = 232,228,474,202.94/556,850.84 - Step 6: Final answer
x = 417,038.92
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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.