Finding the Fourth Proportional to 612,670.05, 918,883.58 and 582,289.65
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Solution
The fourth proportional to 612,670.05, 918,883.58 and 582,289.65 is: 873,319.00
Step by Step Solution
- Step 1: Write the proportion equation
612,670.05 : 918,883.58 = 582,289.65 : x - Step 2: Convert to fraction form
612,670.05/918,883.58 = 582,289.65/x - Step 3: Cross multiply
612,670.05x = 918,883.58 × 582,289.65 - Step 4: Simplify right side
612,670.05x = 535,056,395,277.50 - Step 5: Solve for x
x = 535,056,395,277.50/612,670.05 - Step 6: Final answer
x = 873,319.00
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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.