Finding the Fourth Proportional to 879,750.80, 1,319,362.68 and 458,796.88
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Solution
The fourth proportional to 879,750.80, 1,319,362.68 and 458,796.88 is: 688,057.89
Step by Step Solution
- Step 1: Write the proportion equation
879,750.80 : 1,319,362.68 = 458,796.88 : x - Step 2: Convert to fraction form
879,750.80/1,319,362.68 = 458,796.88/x - Step 3: Cross multiply
879,750.80x = 1,319,362.68 × 458,796.88 - Step 4: Simplify right side
879,750.80x = 605,319,481,172.44 - Step 5: Solve for x
x = 605,319,481,172.44/879,750.80 - Step 6: Final answer
x = 688,057.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.